31002400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 89244288

約数和(自身を除く): 58241888

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 160, 176, 200, 208, 220, 260, 271, 275, 286, 325, 352, 400, 416, 440, 520, 542, 550, 572, 650, 715, 800, 880, 1040, 1084, 1100, 1144, 1300, 1355, 1430, 1760, 2080, 2168, 2200, 2288, 2600, 2710, 2860, 2981, 3523, 3575, 4336, 4400, 4576, 5200, 5420, 5720, 5962, 6775, 7046, 7150, 8672, 8800, 10400, 10840, 11440, 11924, 13550, 14092, 14300, 14905, 17615, 21680, 22880, 23848, 27100, 28184, 28600, 29810, 35230, 38753, 43360, 47696, 54200, 56368, 57200, 59620, 70460, 74525, 77506, 88075, 95392, 108400, 112736, 114400, 119240, 140920, 149050, 155012, 176150, 193765, 216800, 238480, 281840, 298100, 310024, 352300, 387530, 476960, 563680, 596200, 620048, 704600, 775060, 968825, 1192400, 1240096, 1409200, 1550120, 1937650, 2384800, 2818400, 3100240, 3875300, 6200480, 7750600, 15501200, 31002400]

約数ペア:

[(1, 31002400), (2, 15501200), (4, 7750600), (5, 6200480), (8, 3875300), (10, 3100240), (11, 2818400), (13, 2384800), (16, 1937650), (20, 1550120), (22, 1409200), (25, 1240096), (26, 1192400), (32, 968825), (40, 775060), (44, 704600), (50, 620048), (52, 596200), (55, 563680), (65, 476960), (80, 387530), (88, 352300), (100, 310024), (104, 298100), (110, 281840), (130, 238480), (143, 216800), (160, 193765), (176, 176150), (200, 155012), (208, 149050), (220, 140920), (260, 119240), (271, 114400), (275, 112736), (286, 108400), (325, 95392), (352, 88075), (400, 77506), (416, 74525), (440, 70460), (520, 59620), (542, 57200), (550, 56368), (572, 54200), (650, 47696), (715, 43360), (800, 38753), (880, 35230), (1040, 29810), (1084, 28600), (1100, 28184), (1144, 27100), (1300, 23848), (1355, 22880), (1430, 21680), (1760, 17615), (2080, 14905), (2168, 14300), (2200, 14092), (2288, 13550), (2600, 11924), (2710, 11440), (2860, 10840), (2981, 10400), (3523, 8800), (3575, 8672), (4336, 7150), (4400, 7046), (4576, 6775), (5200, 5962), (5420, 5720)]