18955022800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{653}}^1\times {\mathrm{1481}}^1$

素因数の和:2166

約数の個数: 180

約数和(自身を含む): 53091402156

約数和(自身を除く): 34136379356

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 653, 700, 784, 980, 1225, 1306, 1400, 1481, 1960, 2450, 2612, 2800, 2962, 3265, 3920, 4571, 4900, 5224, 5924, 6530, 7405, 9142, 9800, 10367, 10448, 11848, 13060, 14810, 16325, 18284, 19600, 20734, 22855, 23696, 26120, 29620, 31997, 32650, 36568, 37025, 41468, 45710, 51835, 52240, 59240, 63994, 65300, 72569, 73136, 74050, 82936, 91420, 103670, 114275, 118480, 127988, 130600, 145138, 148100, 159985, 165872, 182840, 207340, 228550, 255976, 259175, 261200, 290276, 296200, 319970, 362845, 365680, 414680, 457100, 511952, 518350, 580552, 592400, 639940, 725690, 799925, 829360, 914200, 967093, 1036700, 1161104, 1279880, 1451380, 1599850, 1814225, 1828400, 1934186, 2073400, 2559760, 2902760, 3199700, 3628450, 3868372, 4146800, 4835465, 5805520, 6399400, 6769651, 7256900, 7736744, 9670930, 12798800, 13539302, 14513800, 15473488, 19341860, 24177325, 27078604, 29027600, 33848255, 38683720, 47387557, 48354650, 54157208, 67696510, 77367440, 94775114, 96709300, 108314416, 135393020, 169241275, 189550228, 193418600, 236937785, 270786040, 338482550, 379100456, 386837200, 473875570, 541572080, 676965100, 758200912, 947751140, 1184688925, 1353930200, 1895502280, 2369377850, 2707860400, 3791004560, 4738755700, 9477511400, 18955022800]

約数ペア:

[(1, 18955022800), (2, 9477511400), (4, 4738755700), (5, 3791004560), (7, 2707860400), (8, 2369377850), (10, 1895502280), (14, 1353930200), (16, 1184688925), (20, 947751140), (25, 758200912), (28, 676965100), (35, 541572080), (40, 473875570), (49, 386837200), (50, 379100456), (56, 338482550), (70, 270786040), (80, 236937785), (98, 193418600), (100, 189550228), (112, 169241275), (140, 135393020), (175, 108314416), (196, 96709300), (200, 94775114), (245, 77367440), (280, 67696510), (350, 54157208), (392, 48354650), (400, 47387557), (490, 38683720), (560, 33848255), (653, 29027600), (700, 27078604), (784, 24177325), (980, 19341860), (1225, 15473488), (1306, 14513800), (1400, 13539302), (1481, 12798800), (1960, 9670930), (2450, 7736744), (2612, 7256900), (2800, 6769651), (2962, 6399400), (3265, 5805520), (3920, 4835465), (4571, 4146800), (4900, 3868372), (5224, 3628450), (5924, 3199700), (6530, 2902760), (7405, 2559760), (9142, 2073400), (9800, 1934186), (10367, 1828400), (10448, 1814225), (11848, 1599850), (13060, 1451380), (14810, 1279880), (16325, 1161104), (18284, 1036700), (19600, 967093), (20734, 914200), (22855, 829360), (23696, 799925), (26120, 725690), (29620, 639940), (31997, 592400), (32650, 580552), (36568, 518350), (37025, 511952), (41468, 457100), (45710, 414680), (51835, 365680), (52240, 362845), (59240, 319970), (63994, 296200), (65300, 290276), (72569, 261200), (73136, 259175), (74050, 255976), (82936, 228550), (91420, 207340), (103670, 182840), (114275, 165872), (118480, 159985), (127988, 148100), (130600, 145138)]