938992040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 2472768000

約数和(自身を除く): 1533775960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 149, 280, 284, 298, 317, 355, 497, 568, 596, 634, 710, 745, 994, 1043, 1192, 1268, 1420, 1490, 1585, 1988, 2086, 2219, 2485, 2536, 2840, 2980, 3170, 3976, 4172, 4438, 4970, 5215, 5960, 6340, 8344, 8876, 9940, 10430, 10579, 11095, 12680, 17752, 19880, 20860, 21158, 22190, 22507, 41720, 42316, 44380, 45014, 47233, 52895, 74053, 84632, 88760, 90028, 94466, 105790, 112535, 148106, 157549, 180056, 188932, 211580, 225070, 236165, 296212, 315098, 330631, 370265, 377864, 423160, 450140, 472330, 592424, 630196, 661262, 740530, 787745, 900280, 944660, 1260392, 1322524, 1481060, 1575490, 1653155, 1889320, 2645048, 2962120, 3150980, 3306310, 3353543, 6301960, 6612620, 6707086, 13225240, 13414172, 16767715, 23474801, 26828344, 33535430, 46949602, 67070860, 93899204, 117374005, 134141720, 187798408, 234748010, 469496020, 938992040]

約数ペア:

[(1, 938992040), (2, 469496020), (4, 234748010), (5, 187798408), (7, 134141720), (8, 117374005), (10, 93899204), (14, 67070860), (20, 46949602), (28, 33535430), (35, 26828344), (40, 23474801), (56, 16767715), (70, 13414172), (71, 13225240), (140, 6707086), (142, 6612620), (149, 6301960), (280, 3353543), (284, 3306310), (298, 3150980), (317, 2962120), (355, 2645048), (497, 1889320), (568, 1653155), (596, 1575490), (634, 1481060), (710, 1322524), (745, 1260392), (994, 944660), (1043, 900280), (1192, 787745), (1268, 740530), (1420, 661262), (1490, 630196), (1585, 592424), (1988, 472330), (2086, 450140), (2219, 423160), (2485, 377864), (2536, 370265), (2840, 330631), (2980, 315098), (3170, 296212), (3976, 236165), (4172, 225070), (4438, 211580), (4970, 188932), (5215, 180056), (5960, 157549), (6340, 148106), (8344, 112535), (8876, 105790), (9940, 94466), (10430, 90028), (10579, 88760), (11095, 84632), (12680, 74053), (17752, 52895), (19880, 47233), (20860, 45014), (21158, 44380), (22190, 42316), (22507, 41720)]