20256020400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1149

約数の個数: 480

約数和(自身を含む): 81307795968

約数和(自身を除く): 61051775568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 44, 48, 50, 55, 56, 60, 66, 70, 75, 77, 80, 84, 88, 100, 105, 110, 112, 120, 132, 140, 150, 154, 165, 168, 175, 176, 200, 210, 220, 231, 240, 257, 264, 275, 280, 300, 308, 330, 336, 350, 385, 400, 420, 440, 462, 514, 525, 528, 550, 560, 600, 616, 660, 700, 770, 771, 825, 840, 853, 880, 924, 1028, 1050, 1100, 1155, 1200, 1232, 1285, 1320, 1400, 1540, 1542, 1650, 1680, 1706, 1799, 1848, 1925, 2056, 2100, 2200, 2310, 2559, 2570, 2640, 2800, 2827, 3080, 3084, 3300, 3412, 3598, 3696, 3850, 3855, 4112, 4200, 4265, 4400, 4620, 5118, 5140, 5397, 5654, 5775, 5971, 6160, 6168, 6425, 6600, 6824, 7196, 7700, 7710, 8400, 8481, 8530, 8995, 9240, 9383, 10236, 10280, 10794, 11308, 11550, 11942, 12336, 12795, 12850, 13200, 13648, 14135, 14392, 15400, 15420, 16962, 17060, 17913, 17990, 18480, 18766, 19275, 19789, 20472, 20560, 21325, 21588, 22616, 23100, 23884, 25590, 25700, 26985, 28149, 28270, 28784, 29855, 30800, 30840, 33924, 34120, 35826, 35980, 37532, 38550, 39578, 40944, 42405, 42650, 43176, 44975, 45232, 46200, 46915, 47768, 51180, 51400, 53970, 56298, 56540, 59367, 59710, 61680, 63975, 65681, 67848, 68240, 70675, 71652, 71960, 75064, 77100, 79156, 84810, 85300, 86352, 89565, 89950, 92400, 93830, 95536, 98945, 102360, 102800, 107940, 112596, 113080, 118734, 119420, 127950, 131362, 134925, 135696, 140745, 141350, 143304, 143920, 149275, 150128, 154200, 158312, 169620, 170600, 179130, 179900, 187660, 197043, 197890, 204720, 212025, 215880, 219221, 225192, 226160, 234575, 237468, 238840, 255900, 262724, 269850, 281490, 282700, 286608, 296835, 298550, 308400, 316624, 328405, 339240, 341200, 358260, 359800, 375320, 394086, 395780, 424050, 431760, 438442, 447825, 450384, 469150, 474936, 477680, 494725, 511800, 525448, 539700, 562980, 565400, 593670, 597100, 656810, 657663, 678480, 703725, 716520, 719600, 750640, 788172, 791560, 848100, 876884, 895650, 938300, 949872, 985215, 989450, 1023600, 1050896, 1079400, 1096105, 1125960, 1130800, 1187340, 1194200, 1313620, 1315326, 1407450, 1433040, 1484175, 1534547, 1576344, 1583120, 1642025, 1696200, 1753768, 1791300, 1876600, 1970430, 1978900, 2158800, 2192210, 2251920, 2374680, 2388400, 2411431, 2627240, 2630652, 2814900, 2968350, 3069094, 3152688, 3284050, 3288315, 3392400, 3507536, 3582600, 3753200, 3940860, 3957800, 4384420, 4603641, 4749360, 4822862, 4926075, 5254480, 5261304, 5480525, 5629800, 5936700, 6138188, 6568100, 6576630, 7165200, 7234293, 7672735, 7881720, 7915600, 8768840, 9207282, 9645724, 9852150, 10522608, 10961050, 11259600, 11873400, 12057155, 12276376, 13136200, 13153260, 14468586, 15345470, 15763440, 16441575, 16880017, 17537680, 18414564, 19291448, 19704300, 21922100, 23018205, 23746800, 24114310, 24552752, 26272400, 26306520, 28937172, 30690940, 32883150, 33760034, 36171465, 36829128, 38363675, 38582896, 39408600, 43844200, 46036410, 48228620, 50640051, 52613040, 57874344, 60285775, 61381880, 65766300, 67520068, 72342930, 73658256, 76727350, 78817200, 84400085, 87688400, 92072820, 96457240, 101280102, 115091025, 115748688, 120571550, 122763760, 131532600, 135040136, 144685860, 153454700, 168800170, 180857325, 184145640, 192914480, 202560204, 230182050, 241143100, 253200255, 263065200, 270080272, 289371720, 306909400, 337600340, 361714650, 368291280, 405120408, 422000425, 460364100, 482286200, 506400510, 578743440, 613818800, 675200680, 723429300, 810240816, 844000850, 920728200, 964572400, 1012801020, 1266001275, 1350401360, 1446858600, 1688001700, 1841456400, 2025602040, 2532002550, 2893717200, 3376003400, 4051204080, 5064005100, 6752006800, 10128010200, 20256020400]

約数ペア:

[(1, 20256020400), (2, 10128010200), (3, 6752006800), (4, 5064005100), (5, 4051204080), (6, 3376003400), (7, 2893717200), (8, 2532002550), (10, 2025602040), (11, 1841456400), (12, 1688001700), (14, 1446858600), (15, 1350401360), (16, 1266001275), (20, 1012801020), (21, 964572400), (22, 920728200), (24, 844000850), (25, 810240816), (28, 723429300), (30, 675200680), (33, 613818800), (35, 578743440), (40, 506400510), (42, 482286200), (44, 460364100), (48, 422000425), (50, 405120408), (55, 368291280), (56, 361714650), (60, 337600340), (66, 306909400), (70, 289371720), (75, 270080272), (77, 263065200), (80, 253200255), (84, 241143100), (88, 230182050), (100, 202560204), (105, 192914480), (110, 184145640), (112, 180857325), (120, 168800170), (132, 153454700), (140, 144685860), (150, 135040136), (154, 131532600), (165, 122763760), (168, 120571550), (175, 115748688), (176, 115091025), (200, 101280102), (210, 96457240), (220, 92072820), (231, 87688400), (240, 84400085), (257, 78817200), (264, 76727350), (275, 73658256), (280, 72342930), (300, 67520068), (308, 65766300), (330, 61381880), (336, 60285775), (350, 57874344), (385, 52613040), (400, 50640051), (420, 48228620), (440, 46036410), (462, 43844200), (514, 39408600), (525, 38582896), (528, 38363675), (550, 36829128), (560, 36171465), (600, 33760034), (616, 32883150), (660, 30690940), (700, 28937172), (770, 26306520), (771, 26272400), (825, 24552752), (840, 24114310), (853, 23746800), (880, 23018205), (924, 21922100), (1028, 19704300), (1050, 19291448), (1100, 18414564), (1155, 17537680), (1200, 16880017), (1232, 16441575), (1285, 15763440), (1320, 15345470), (1400, 14468586), (1540, 13153260), (1542, 13136200), (1650, 12276376), (1680, 12057155), (1706, 11873400), (1799, 11259600), (1848, 10961050), (1925, 10522608), (2056, 9852150), (2100, 9645724), (2200, 9207282), (2310, 8768840), (2559, 7915600), (2570, 7881720), (2640, 7672735), (2800, 7234293), (2827, 7165200), (3080, 6576630), (3084, 6568100), (3300, 6138188), (3412, 5936700), (3598, 5629800), (3696, 5480525), (3850, 5261304), (3855, 5254480), (4112, 4926075), (4200, 4822862), (4265, 4749360), (4400, 4603641), (4620, 4384420), (5118, 3957800), (5140, 3940860), (5397, 3753200), (5654, 3582600), (5775, 3507536), (5971, 3392400), (6160, 3288315), (6168, 3284050), (6425, 3152688), (6600, 3069094), (6824, 2968350), (7196, 2814900), (7700, 2630652), (7710, 2627240), (8400, 2411431), (8481, 2388400), (8530, 2374680), (8995, 2251920), (9240, 2192210), (9383, 2158800), (10236, 1978900), (10280, 1970430), (10794, 1876600), (11308, 1791300), (11550, 1753768), (11942, 1696200), (12336, 1642025), (12795, 1583120), (12850, 1576344), (13200, 1534547), (13648, 1484175), (14135, 1433040), (14392, 1407450), (15400, 1315326), (15420, 1313620), (16962, 1194200), (17060, 1187340), (17913, 1130800), (17990, 1125960), (18480, 1096105), (18766, 1079400), (19275, 1050896), (19789, 1023600), (20472, 989450), (20560, 985215), (21325, 949872), (21588, 938300), (22616, 895650), (23100, 876884), (23884, 848100), (25590, 791560), (25700, 788172), (26985, 750640), (28149, 719600), (28270, 716520), (28784, 703725), (29855, 678480), (30800, 657663), (30840, 656810), (33924, 597100), (34120, 593670), (35826, 565400), (35980, 562980), (37532, 539700), (38550, 525448), (39578, 511800), (40944, 494725), (42405, 477680), (42650, 474936), (43176, 469150), (44975, 450384), (45232, 447825), (46200, 438442), (46915, 431760), (47768, 424050), (51180, 395780), (51400, 394086), (53970, 375320), (56298, 359800), (56540, 358260), (59367, 341200), (59710, 339240), (61680, 328405), (63975, 316624), (65681, 308400), (67848, 298550), (68240, 296835), (70675, 286608), (71652, 282700), (71960, 281490), (75064, 269850), (77100, 262724), (79156, 255900), (84810, 238840), (85300, 237468), (86352, 234575), (89565, 226160), (89950, 225192), (92400, 219221), (93830, 215880), (95536, 212025), (98945, 204720), (102360, 197890), (102800, 197043), (107940, 187660), (112596, 179900), (113080, 179130), (118734, 170600), (119420, 169620), (127950, 158312), (131362, 154200), (134925, 150128), (135696, 149275), (140745, 143920), (141350, 143304)]