821254200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:742

約数の個数: 192

約数和(自身を含む): 2760240000

約数和(自身を除く): 1938985800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 211, 260, 300, 312, 325, 390, 422, 499, 520, 600, 633, 650, 780, 844, 975, 998, 1055, 1266, 1300, 1497, 1560, 1688, 1950, 1996, 2110, 2495, 2532, 2600, 2743, 2994, 3165, 3900, 3992, 4220, 4990, 5064, 5275, 5486, 5988, 6330, 6487, 7485, 7800, 8229, 8440, 9980, 10550, 10972, 11976, 12475, 12660, 12974, 13715, 14970, 15825, 16458, 19461, 19960, 21100, 21944, 24950, 25320, 25948, 27430, 29940, 31650, 32435, 32916, 37425, 38922, 41145, 42200, 49900, 51896, 54860, 59880, 63300, 64870, 65832, 68575, 74850, 77844, 82290, 97305, 99800, 105289, 109720, 126600, 129740, 137150, 149700, 155688, 162175, 164580, 194610, 205725, 210578, 259480, 274300, 299400, 315867, 324350, 329160, 389220, 411450, 421156, 486525, 526445, 548600, 631734, 648700, 778440, 822900, 842312, 973050, 1052890, 1263468, 1297400, 1368757, 1579335, 1645800, 1946100, 2105780, 2526936, 2632225, 2737514, 3158670, 3892200, 4106271, 4211560, 5264450, 5475028, 6317340, 6843785, 7896675, 8212542, 10528900, 10950056, 12634680, 13687570, 15793350, 16425084, 20531355, 21057800, 27375140, 31586700, 32850168, 34218925, 41062710, 54750280, 63173400, 68437850, 82125420, 102656775, 136875700, 164250840, 205313550, 273751400, 410627100, 821254200]

約数ペア:

[(1, 821254200), (2, 410627100), (3, 273751400), (4, 205313550), (5, 164250840), (6, 136875700), (8, 102656775), (10, 82125420), (12, 68437850), (13, 63173400), (15, 54750280), (20, 41062710), (24, 34218925), (25, 32850168), (26, 31586700), (30, 27375140), (39, 21057800), (40, 20531355), (50, 16425084), (52, 15793350), (60, 13687570), (65, 12634680), (75, 10950056), (78, 10528900), (100, 8212542), (104, 7896675), (120, 6843785), (130, 6317340), (150, 5475028), (156, 5264450), (195, 4211560), (200, 4106271), (211, 3892200), (260, 3158670), (300, 2737514), (312, 2632225), (325, 2526936), (390, 2105780), (422, 1946100), (499, 1645800), (520, 1579335), (600, 1368757), (633, 1297400), (650, 1263468), (780, 1052890), (844, 973050), (975, 842312), (998, 822900), (1055, 778440), (1266, 648700), (1300, 631734), (1497, 548600), (1560, 526445), (1688, 486525), (1950, 421156), (1996, 411450), (2110, 389220), (2495, 329160), (2532, 324350), (2600, 315867), (2743, 299400), (2994, 274300), (3165, 259480), (3900, 210578), (3992, 205725), (4220, 194610), (4990, 164580), (5064, 162175), (5275, 155688), (5486, 149700), (5988, 137150), (6330, 129740), (6487, 126600), (7485, 109720), (7800, 105289), (8229, 99800), (8440, 97305), (9980, 82290), (10550, 77844), (10972, 74850), (11976, 68575), (12475, 65832), (12660, 64870), (12974, 63300), (13715, 59880), (14970, 54860), (15825, 51896), (16458, 49900), (19461, 42200), (19960, 41145), (21100, 38922), (21944, 37425), (24950, 32916), (25320, 32435), (25948, 31650), (27430, 29940)]