71748160

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 168

約数和(自身を含む): 200665080

約数和(自身を除く): 128916920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 109, 110, 121, 136, 160, 170, 176, 187, 218, 220, 242, 272, 320, 340, 352, 374, 436, 440, 484, 544, 545, 605, 680, 704, 748, 872, 880, 935, 968, 1088, 1090, 1199, 1210, 1360, 1496, 1744, 1760, 1853, 1870, 1936, 2057, 2180, 2398, 2420, 2720, 2992, 3488, 3520, 3706, 3740, 3872, 4114, 4360, 4796, 4840, 5440, 5984, 5995, 6976, 7412, 7480, 7744, 8228, 8720, 9265, 9592, 9680, 10285, 11968, 11990, 13189, 14824, 14960, 16456, 17440, 18530, 19184, 19360, 20383, 20570, 23980, 26378, 29648, 29920, 32912, 34880, 37060, 38368, 38720, 40766, 41140, 47960, 52756, 59296, 59840, 65824, 65945, 74120, 76736, 81532, 82280, 95920, 101915, 105512, 118592, 131648, 131890, 148240, 163064, 164560, 191840, 203830, 211024, 224213, 263780, 296480, 326128, 329120, 383680, 407660, 422048, 448426, 527560, 592960, 652256, 658240, 815320, 844096, 896852, 1055120, 1121065, 1304512, 1630640, 1793704, 2110240, 2242130, 3261280, 3587408, 4220480, 4484260, 6522560, 7174816, 8968520, 14349632, 17937040, 35874080, 71748160]

約数ペア:

[(1, 71748160), (2, 35874080), (4, 17937040), (5, 14349632), (8, 8968520), (10, 7174816), (11, 6522560), (16, 4484260), (17, 4220480), (20, 3587408), (22, 3261280), (32, 2242130), (34, 2110240), (40, 1793704), (44, 1630640), (55, 1304512), (64, 1121065), (68, 1055120), (80, 896852), (85, 844096), (88, 815320), (109, 658240), (110, 652256), (121, 592960), (136, 527560), (160, 448426), (170, 422048), (176, 407660), (187, 383680), (218, 329120), (220, 326128), (242, 296480), (272, 263780), (320, 224213), (340, 211024), (352, 203830), (374, 191840), (436, 164560), (440, 163064), (484, 148240), (544, 131890), (545, 131648), (605, 118592), (680, 105512), (704, 101915), (748, 95920), (872, 82280), (880, 81532), (935, 76736), (968, 74120), (1088, 65945), (1090, 65824), (1199, 59840), (1210, 59296), (1360, 52756), (1496, 47960), (1744, 41140), (1760, 40766), (1853, 38720), (1870, 38368), (1936, 37060), (2057, 34880), (2180, 32912), (2398, 29920), (2420, 29648), (2720, 26378), (2992, 23980), (3488, 20570), (3520, 20383), (3706, 19360), (3740, 19184), (3872, 18530), (4114, 17440), (4360, 16456), (4796, 14960), (4840, 14824), (5440, 13189), (5984, 11990), (5995, 11968), (6976, 10285), (7412, 9680), (7480, 9592), (7744, 9265), (8228, 8720)]