20818069440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{3719}}^1$

素因数の和:3777

約数の個数: 448

約数和(自身を含む): 81637632000

約数和(自身を除く): 60819562560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 49, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 98, 102, 105, 112, 119, 120, 136, 140, 147, 160, 168, 170, 192, 196, 204, 210, 224, 238, 240, 245, 255, 272, 280, 294, 320, 336, 340, 343, 357, 392, 408, 420, 448, 476, 480, 490, 510, 544, 560, 588, 595, 672, 680, 686, 714, 735, 784, 816, 833, 840, 952, 960, 980, 1020, 1029, 1088, 1120, 1176, 1190, 1344, 1360, 1372, 1428, 1470, 1568, 1632, 1666, 1680, 1715, 1785, 1904, 1960, 2040, 2058, 2240, 2352, 2380, 2499, 2720, 2744, 2856, 2940, 3136, 3264, 3332, 3360, 3430, 3570, 3719, 3808, 3920, 4080, 4116, 4165, 4704, 4760, 4998, 5145, 5440, 5488, 5712, 5831, 5880, 6664, 6720, 6860, 7140, 7438, 7616, 7840, 8160, 8232, 8330, 9408, 9520, 9996, 10290, 10976, 11157, 11424, 11662, 11760, 12495, 13328, 13720, 14280, 14876, 15680, 16320, 16464, 16660, 17493, 18595, 19040, 19992, 20580, 21952, 22314, 22848, 23324, 23520, 24990, 26033, 26656, 27440, 28560, 29155, 29752, 32928, 33320, 34986, 37190, 38080, 39984, 41160, 44628, 46648, 47040, 49980, 52066, 53312, 54880, 55785, 57120, 58310, 59504, 63223, 65856, 66640, 69972, 74380, 78099, 79968, 82320, 87465, 89256, 93296, 99960, 104132, 109760, 111570, 114240, 116620, 119008, 126446, 130165, 133280, 139944, 148760, 156198, 159936, 164640, 174930, 178512, 182231, 186592, 189669, 199920, 208264, 223140, 233240, 238016, 252892, 260330, 266560, 279888, 297520, 312396, 316115, 329280, 349860, 357024, 364462, 373184, 379338, 390495, 399840, 416528, 442561, 446280, 466480, 505784, 520660, 546693, 559776, 595040, 624792, 632230, 699720, 714048, 728924, 758676, 780990, 799680, 833056, 885122, 892560, 911155, 932960, 948345, 1011568, 1041320, 1093386, 1119552, 1190080, 1249584, 1264460, 1275617, 1327683, 1399440, 1457848, 1517352, 1561980, 1666112, 1770244, 1785120, 1822310, 1865920, 1896690, 2023136, 2082640, 2186772, 2212805, 2499168, 2528920, 2551234, 2655366, 2733465, 2798880, 2915696, 3034704, 3097927, 3123960, 3540488, 3570240, 3644620, 3793380, 3826851, 4046272, 4165280, 4373544, 4425610, 4998336, 5057840, 5102468, 5310732, 5466930, 5597760, 5831392, 6069408, 6195854, 6247920, 6378085, 6638415, 7080976, 7289240, 7586760, 7653702, 8330560, 8747088, 8851220, 9293781, 10115680, 10204936, 10621464, 10933860, 11662784, 12138816, 12391708, 12495840, 12756170, 13276830, 14161952, 14578480, 15173520, 15307404, 15489635, 17494176, 17702440, 18587562, 19134255, 20231360, 20409872, 21242928, 21685489, 21867720, 24783416, 24991680, 25512340, 26553660, 28323904, 29156960, 30347040, 30614808, 30979270, 34988352, 35404880, 37175124, 38268510, 40819744, 42485856, 43370978, 43735440, 46468905, 49566832, 51024680, 53107320, 58313920, 60694080, 61229616, 61958540, 65056467, 70809760, 74350248, 76537020, 81639488, 84971712, 86741956, 87470880, 92937810, 99133664, 102049360, 106214640, 108427445, 122459232, 123917080, 130112934, 141619520, 148700496, 153074040, 173483912, 174941760, 185875620, 198267328, 204098720, 212429280, 216854890, 244918464, 247834160, 260225868, 297400992, 306148080, 325282335, 346967824, 371751240, 408197440, 424858560, 433709780, 495668320, 520451736, 594801984, 612296160, 650564670, 693935648, 743502480, 867419560, 991336640, 1040903472, 1224592320, 1301129340, 1387871296, 1487004960, 1734839120, 2081806944, 2602258680, 2974009920, 3469678240, 4163613888, 5204517360, 6939356480, 10409034720, 20818069440]

約数ペア:

[(1, 20818069440), (2, 10409034720), (3, 6939356480), (4, 5204517360), (5, 4163613888), (6, 3469678240), (7, 2974009920), (8, 2602258680), (10, 2081806944), (12, 1734839120), (14, 1487004960), (15, 1387871296), (16, 1301129340), (17, 1224592320), (20, 1040903472), (21, 991336640), (24, 867419560), (28, 743502480), (30, 693935648), (32, 650564670), (34, 612296160), (35, 594801984), (40, 520451736), (42, 495668320), (48, 433709780), (49, 424858560), (51, 408197440), (56, 371751240), (60, 346967824), (64, 325282335), (68, 306148080), (70, 297400992), (80, 260225868), (84, 247834160), (85, 244918464), (96, 216854890), (98, 212429280), (102, 204098720), (105, 198267328), (112, 185875620), (119, 174941760), (120, 173483912), (136, 153074040), (140, 148700496), (147, 141619520), (160, 130112934), (168, 123917080), (170, 122459232), (192, 108427445), (196, 106214640), (204, 102049360), (210, 99133664), (224, 92937810), (238, 87470880), (240, 86741956), (245, 84971712), (255, 81639488), (272, 76537020), (280, 74350248), (294, 70809760), (320, 65056467), (336, 61958540), (340, 61229616), (343, 60694080), (357, 58313920), (392, 53107320), (408, 51024680), (420, 49566832), (448, 46468905), (476, 43735440), (480, 43370978), (490, 42485856), (510, 40819744), (544, 38268510), (560, 37175124), (588, 35404880), (595, 34988352), (672, 30979270), (680, 30614808), (686, 30347040), (714, 29156960), (735, 28323904), (784, 26553660), (816, 25512340), (833, 24991680), (840, 24783416), (952, 21867720), (960, 21685489), (980, 21242928), (1020, 20409872), (1029, 20231360), (1088, 19134255), (1120, 18587562), (1176, 17702440), (1190, 17494176), (1344, 15489635), (1360, 15307404), (1372, 15173520), (1428, 14578480), (1470, 14161952), (1568, 13276830), (1632, 12756170), (1666, 12495840), (1680, 12391708), (1715, 12138816), (1785, 11662784), (1904, 10933860), (1960, 10621464), (2040, 10204936), (2058, 10115680), (2240, 9293781), (2352, 8851220), (2380, 8747088), (2499, 8330560), (2720, 7653702), (2744, 7586760), (2856, 7289240), (2940, 7080976), (3136, 6638415), (3264, 6378085), (3332, 6247920), (3360, 6195854), (3430, 6069408), (3570, 5831392), (3719, 5597760), (3808, 5466930), (3920, 5310732), (4080, 5102468), (4116, 5057840), (4165, 4998336), (4704, 4425610), (4760, 4373544), (4998, 4165280), (5145, 4046272), (5440, 3826851), (5488, 3793380), (5712, 3644620), (5831, 3570240), (5880, 3540488), (6664, 3123960), (6720, 3097927), (6860, 3034704), (7140, 2915696), (7438, 2798880), (7616, 2733465), (7840, 2655366), (8160, 2551234), (8232, 2528920), (8330, 2499168), (9408, 2212805), (9520, 2186772), (9996, 2082640), (10290, 2023136), (10976, 1896690), (11157, 1865920), (11424, 1822310), (11662, 1785120), (11760, 1770244), (12495, 1666112), (13328, 1561980), (13720, 1517352), (14280, 1457848), (14876, 1399440), (15680, 1327683), (16320, 1275617), (16464, 1264460), (16660, 1249584), (17493, 1190080), (18595, 1119552), (19040, 1093386), (19992, 1041320), (20580, 1011568), (21952, 948345), (22314, 932960), (22848, 911155), (23324, 892560), (23520, 885122), (24990, 833056), (26033, 799680), (26656, 780990), (27440, 758676), (28560, 728924), (29155, 714048), (29752, 699720), (32928, 632230), (33320, 624792), (34986, 595040), (37190, 559776), (38080, 546693), (39984, 520660), (41160, 505784), (44628, 466480), (46648, 446280), (47040, 442561), (49980, 416528), (52066, 399840), (53312, 390495), (54880, 379338), (55785, 373184), (57120, 364462), (58310, 357024), (59504, 349860), (63223, 329280), (65856, 316115), (66640, 312396), (69972, 297520), (74380, 279888), (78099, 266560), (79968, 260330), (82320, 252892), (87465, 238016), (89256, 233240), (93296, 223140), (99960, 208264), (104132, 199920), (109760, 189669), (111570, 186592), (114240, 182231), (116620, 178512), (119008, 174930), (126446, 164640), (130165, 159936), (133280, 156198), (139944, 148760)]