197855700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1327}}^1$

素因数の和:1422

約数の個数: 144

約数和(自身を含む): 663957504

約数和(自身を除く): 466101804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 525, 700, 710, 852, 994, 1050, 1065, 1327, 1420, 1491, 1775, 1988, 2100, 2130, 2485, 2654, 2982, 3550, 3981, 4260, 4970, 5308, 5325, 5964, 6635, 7100, 7455, 7962, 9289, 9940, 10650, 12425, 13270, 14910, 15924, 18578, 19905, 21300, 24850, 26540, 27867, 29820, 33175, 37156, 37275, 39810, 46445, 49700, 55734, 66350, 74550, 79620, 92890, 94217, 99525, 111468, 132700, 139335, 149100, 185780, 188434, 199050, 232225, 278670, 282651, 376868, 398100, 464450, 471085, 557340, 565302, 659519, 696675, 928900, 942170, 1130604, 1319038, 1393350, 1413255, 1884340, 1978557, 2355425, 2638076, 2786700, 2826510, 3297595, 3957114, 4710850, 5653020, 6595190, 7066275, 7914228, 9421700, 9892785, 13190380, 14132550, 16487975, 19785570, 28265100, 32975950, 39571140, 49463925, 65951900, 98927850, 197855700]

約数ペア:

[(1, 197855700), (2, 98927850), (3, 65951900), (4, 49463925), (5, 39571140), (6, 32975950), (7, 28265100), (10, 19785570), (12, 16487975), (14, 14132550), (15, 13190380), (20, 9892785), (21, 9421700), (25, 7914228), (28, 7066275), (30, 6595190), (35, 5653020), (42, 4710850), (50, 3957114), (60, 3297595), (70, 2826510), (71, 2786700), (75, 2638076), (84, 2355425), (100, 1978557), (105, 1884340), (140, 1413255), (142, 1393350), (150, 1319038), (175, 1130604), (210, 942170), (213, 928900), (284, 696675), (300, 659519), (350, 565302), (355, 557340), (420, 471085), (426, 464450), (497, 398100), (525, 376868), (700, 282651), (710, 278670), (852, 232225), (994, 199050), (1050, 188434), (1065, 185780), (1327, 149100), (1420, 139335), (1491, 132700), (1775, 111468), (1988, 99525), (2100, 94217), (2130, 92890), (2485, 79620), (2654, 74550), (2982, 66350), (3550, 55734), (3981, 49700), (4260, 46445), (4970, 39810), (5308, 37275), (5325, 37156), (5964, 33175), (6635, 29820), (7100, 27867), (7455, 26540), (7962, 24850), (9289, 21300), (9940, 19905), (10650, 18578), (12425, 15924), (13270, 14910)]