256040400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 480

約数和(自身を含む): 1089358848

約数和(自身を除く): 833318448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 25, 28, 30, 33, 34, 35, 40, 42, 44, 48, 50, 51, 55, 56, 60, 66, 68, 70, 75, 77, 80, 84, 85, 88, 100, 102, 105, 110, 112, 119, 120, 132, 136, 140, 150, 154, 163, 165, 168, 170, 175, 176, 187, 200, 204, 210, 220, 231, 238, 240, 255, 264, 272, 275, 280, 300, 308, 326, 330, 336, 340, 350, 357, 374, 385, 400, 408, 420, 425, 440, 462, 476, 489, 510, 525, 528, 550, 560, 561, 595, 600, 616, 652, 660, 680, 700, 714, 748, 770, 815, 816, 825, 840, 850, 880, 924, 935, 952, 978, 1020, 1050, 1100, 1122, 1141, 1155, 1190, 1200, 1232, 1275, 1304, 1309, 1320, 1360, 1400, 1428, 1496, 1540, 1630, 1650, 1680, 1700, 1785, 1793, 1848, 1870, 1904, 1925, 1956, 2040, 2100, 2200, 2244, 2282, 2310, 2380, 2445, 2550, 2608, 2618, 2640, 2771, 2800, 2805, 2856, 2975, 2992, 3080, 3260, 3300, 3400, 3423, 3570, 3586, 3696, 3740, 3850, 3912, 3927, 4075, 4080, 4200, 4400, 4488, 4564, 4620, 4675, 4760, 4890, 5100, 5236, 5379, 5542, 5610, 5705, 5712, 5775, 5950, 6160, 6520, 6545, 6600, 6800, 6846, 7140, 7172, 7480, 7700, 7824, 7854, 8150, 8313, 8400, 8925, 8965, 8976, 9128, 9240, 9350, 9520, 9780, 10200, 10472, 10758, 11084, 11220, 11410, 11550, 11900, 12225, 12551, 13040, 13090, 13200, 13692, 13855, 14025, 14280, 14344, 14960, 15400, 15708, 16300, 16626, 17115, 17850, 17930, 18256, 18480, 18700, 19397, 19560, 19635, 20400, 20944, 21516, 22168, 22440, 22820, 23100, 23800, 24450, 25102, 26180, 26895, 27384, 27710, 28050, 28525, 28560, 28688, 30481, 30800, 31416, 32600, 32725, 33252, 34230, 35700, 35860, 37400, 37653, 38794, 39120, 39270, 41565, 43032, 44336, 44825, 44880, 45640, 46200, 47600, 48900, 50204, 52360, 53790, 54768, 55420, 56100, 57050, 58191, 60962, 62755, 62832, 65200, 65450, 66504, 68460, 69275, 71400, 71720, 74800, 75306, 77588, 78540, 83130, 85575, 86064, 89650, 91280, 91443, 92400, 96985, 97800, 98175, 100408, 104720, 107580, 110840, 112200, 114100, 116382, 121924, 125510, 130900, 133008, 134475, 136920, 138550, 142800, 143440, 150612, 152405, 155176, 157080, 166260, 171150, 179300, 182886, 188265, 193970, 195600, 196350, 200816, 207825, 213367, 215160, 221680, 224400, 228200, 232764, 243848, 251020, 261800, 268950, 273840, 277100, 290955, 301224, 304810, 310352, 313775, 314160, 332520, 342300, 358600, 365772, 376530, 387940, 392700, 415650, 426734, 430320, 456400, 457215, 465528, 484925, 487696, 502040, 523600, 537900, 554200, 581910, 602448, 609620, 627550, 640101, 665040, 684600, 717200, 731544, 753060, 762025, 775880, 785400, 831300, 853468, 914430, 931056, 941325, 969850, 1004080, 1066835, 1075800, 1108400, 1163820, 1219240, 1255100, 1280202, 1369200, 1454775, 1463088, 1506120, 1524050, 1551760, 1570800, 1662600, 1706936, 1828860, 1882650, 1939700, 2133670, 2151600, 2286075, 2327640, 2438480, 2510200, 2560404, 2909550, 3012240, 3048100, 3200505, 3325200, 3413872, 3657720, 3765300, 3879400, 4267340, 4572150, 4655280, 5020400, 5120808, 5334175, 5819100, 6096200, 6401010, 7315440, 7530600, 7758800, 8534680, 9144300, 10241616, 10668350, 11638200, 12192400, 12802020, 15061200, 16002525, 17069360, 18288600, 21336700, 23276400, 25604040, 32005050, 36577200, 42673400, 51208080, 64010100, 85346800, 128020200, 256040400]

約数ペア:

[(1, 256040400), (2, 128020200), (3, 85346800), (4, 64010100), (5, 51208080), (6, 42673400), (7, 36577200), (8, 32005050), (10, 25604040), (11, 23276400), (12, 21336700), (14, 18288600), (15, 17069360), (16, 16002525), (17, 15061200), (20, 12802020), (21, 12192400), (22, 11638200), (24, 10668350), (25, 10241616), (28, 9144300), (30, 8534680), (33, 7758800), (34, 7530600), (35, 7315440), (40, 6401010), (42, 6096200), (44, 5819100), (48, 5334175), (50, 5120808), (51, 5020400), (55, 4655280), (56, 4572150), (60, 4267340), (66, 3879400), (68, 3765300), (70, 3657720), (75, 3413872), (77, 3325200), (80, 3200505), (84, 3048100), (85, 3012240), (88, 2909550), (100, 2560404), (102, 2510200), (105, 2438480), (110, 2327640), (112, 2286075), (119, 2151600), (120, 2133670), (132, 1939700), (136, 1882650), (140, 1828860), (150, 1706936), (154, 1662600), (163, 1570800), (165, 1551760), (168, 1524050), (170, 1506120), (175, 1463088), (176, 1454775), (187, 1369200), (200, 1280202), (204, 1255100), (210, 1219240), (220, 1163820), (231, 1108400), (238, 1075800), (240, 1066835), (255, 1004080), (264, 969850), (272, 941325), (275, 931056), (280, 914430), (300, 853468), (308, 831300), (326, 785400), (330, 775880), (336, 762025), (340, 753060), (350, 731544), (357, 717200), (374, 684600), (385, 665040), (400, 640101), (408, 627550), (420, 609620), (425, 602448), (440, 581910), (462, 554200), (476, 537900), (489, 523600), (510, 502040), (525, 487696), (528, 484925), (550, 465528), (560, 457215), (561, 456400), (595, 430320), (600, 426734), (616, 415650), (652, 392700), (660, 387940), (680, 376530), (700, 365772), (714, 358600), (748, 342300), (770, 332520), (815, 314160), (816, 313775), (825, 310352), (840, 304810), (850, 301224), (880, 290955), (924, 277100), (935, 273840), (952, 268950), (978, 261800), (1020, 251020), (1050, 243848), (1100, 232764), (1122, 228200), (1141, 224400), (1155, 221680), (1190, 215160), (1200, 213367), (1232, 207825), (1275, 200816), (1304, 196350), (1309, 195600), (1320, 193970), (1360, 188265), (1400, 182886), (1428, 179300), (1496, 171150), (1540, 166260), (1630, 157080), (1650, 155176), (1680, 152405), (1700, 150612), (1785, 143440), (1793, 142800), (1848, 138550), (1870, 136920), (1904, 134475), (1925, 133008), (1956, 130900), (2040, 125510), (2100, 121924), (2200, 116382), (2244, 114100), (2282, 112200), (2310, 110840), (2380, 107580), (2445, 104720), (2550, 100408), (2608, 98175), (2618, 97800), (2640, 96985), (2771, 92400), (2800, 91443), (2805, 91280), (2856, 89650), (2975, 86064), (2992, 85575), (3080, 83130), (3260, 78540), (3300, 77588), (3400, 75306), (3423, 74800), (3570, 71720), (3586, 71400), (3696, 69275), (3740, 68460), (3850, 66504), (3912, 65450), (3927, 65200), (4075, 62832), (4080, 62755), (4200, 60962), (4400, 58191), (4488, 57050), (4564, 56100), (4620, 55420), (4675, 54768), (4760, 53790), (4890, 52360), (5100, 50204), (5236, 48900), (5379, 47600), (5542, 46200), (5610, 45640), (5705, 44880), (5712, 44825), (5775, 44336), (5950, 43032), (6160, 41565), (6520, 39270), (6545, 39120), (6600, 38794), (6800, 37653), (6846, 37400), (7140, 35860), (7172, 35700), (7480, 34230), (7700, 33252), (7824, 32725), (7854, 32600), (8150, 31416), (8313, 30800), (8400, 30481), (8925, 28688), (8965, 28560), (8976, 28525), (9128, 28050), (9240, 27710), (9350, 27384), (9520, 26895), (9780, 26180), (10200, 25102), (10472, 24450), (10758, 23800), (11084, 23100), (11220, 22820), (11410, 22440), (11550, 22168), (11900, 21516), (12225, 20944), (12551, 20400), (13040, 19635), (13090, 19560), (13200, 19397), (13692, 18700), (13855, 18480), (14025, 18256), (14280, 17930), (14344, 17850), (14960, 17115), (15400, 16626), (15708, 16300)]