20288400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 240

約数和(自身を含む): 74727360

約数和(自身を除く): 54438960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 29, 30, 33, 40, 44, 48, 50, 53, 55, 58, 60, 66, 75, 80, 87, 88, 100, 106, 110, 116, 120, 132, 145, 150, 159, 165, 174, 176, 200, 212, 220, 232, 240, 264, 265, 275, 290, 300, 318, 319, 330, 348, 400, 424, 435, 440, 464, 528, 530, 550, 580, 583, 600, 636, 638, 660, 696, 725, 795, 825, 848, 870, 880, 957, 1060, 1100, 1160, 1166, 1200, 1272, 1276, 1320, 1325, 1392, 1450, 1537, 1590, 1595, 1650, 1740, 1749, 1914, 2120, 2175, 2200, 2320, 2332, 2544, 2552, 2640, 2650, 2900, 2915, 3074, 3180, 3190, 3300, 3480, 3498, 3828, 3975, 4240, 4350, 4400, 4611, 4664, 4785, 5104, 5300, 5800, 5830, 6148, 6360, 6380, 6600, 6960, 6996, 7656, 7685, 7950, 7975, 8700, 8745, 9222, 9328, 9570, 10600, 11600, 11660, 12296, 12720, 12760, 13200, 13992, 14575, 15312, 15370, 15900, 15950, 16907, 17400, 17490, 18444, 19140, 21200, 23055, 23320, 23925, 24592, 25520, 27984, 29150, 30740, 31800, 31900, 33814, 34800, 34980, 36888, 38280, 38425, 43725, 46110, 46640, 47850, 50721, 58300, 61480, 63600, 63800, 67628, 69960, 73776, 76560, 76850, 84535, 87450, 92220, 95700, 101442, 115275, 116600, 122960, 127600, 135256, 139920, 153700, 169070, 174900, 184440, 191400, 202884, 230550, 233200, 253605, 270512, 307400, 338140, 349800, 368880, 382800, 405768, 422675, 461100, 507210, 614800, 676280, 699600, 811536, 845350, 922200, 1014420, 1268025, 1352560, 1690700, 1844400, 2028840, 2536050, 3381400, 4057680, 5072100, 6762800, 10144200, 20288400]

約数ペア:

[(1, 20288400), (2, 10144200), (3, 6762800), (4, 5072100), (5, 4057680), (6, 3381400), (8, 2536050), (10, 2028840), (11, 1844400), (12, 1690700), (15, 1352560), (16, 1268025), (20, 1014420), (22, 922200), (24, 845350), (25, 811536), (29, 699600), (30, 676280), (33, 614800), (40, 507210), (44, 461100), (48, 422675), (50, 405768), (53, 382800), (55, 368880), (58, 349800), (60, 338140), (66, 307400), (75, 270512), (80, 253605), (87, 233200), (88, 230550), (100, 202884), (106, 191400), (110, 184440), (116, 174900), (120, 169070), (132, 153700), (145, 139920), (150, 135256), (159, 127600), (165, 122960), (174, 116600), (176, 115275), (200, 101442), (212, 95700), (220, 92220), (232, 87450), (240, 84535), (264, 76850), (265, 76560), (275, 73776), (290, 69960), (300, 67628), (318, 63800), (319, 63600), (330, 61480), (348, 58300), (400, 50721), (424, 47850), (435, 46640), (440, 46110), (464, 43725), (528, 38425), (530, 38280), (550, 36888), (580, 34980), (583, 34800), (600, 33814), (636, 31900), (638, 31800), (660, 30740), (696, 29150), (725, 27984), (795, 25520), (825, 24592), (848, 23925), (870, 23320), (880, 23055), (957, 21200), (1060, 19140), (1100, 18444), (1160, 17490), (1166, 17400), (1200, 16907), (1272, 15950), (1276, 15900), (1320, 15370), (1325, 15312), (1392, 14575), (1450, 13992), (1537, 13200), (1590, 12760), (1595, 12720), (1650, 12296), (1740, 11660), (1749, 11600), (1914, 10600), (2120, 9570), (2175, 9328), (2200, 9222), (2320, 8745), (2332, 8700), (2544, 7975), (2552, 7950), (2640, 7685), (2650, 7656), (2900, 6996), (2915, 6960), (3074, 6600), (3180, 6380), (3190, 6360), (3300, 6148), (3480, 5830), (3498, 5800), (3828, 5300), (3975, 5104), (4240, 4785), (4350, 4664), (4400, 4611)]