31677660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 113498112

約数和(自身を除く): 81820452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 811, 868, 930, 1085, 1116, 1260, 1302, 1395, 1622, 1860, 1953, 2170, 2433, 2604, 2790, 3244, 3255, 3906, 4055, 4340, 4866, 5580, 5677, 6510, 7299, 7812, 8110, 9732, 9765, 11354, 12165, 13020, 14598, 16220, 17031, 19530, 22708, 24330, 25141, 28385, 29196, 34062, 36495, 39060, 48660, 50282, 51093, 56770, 68124, 72990, 75423, 85155, 100564, 102186, 113540, 125705, 145980, 150846, 170310, 175987, 204372, 226269, 251410, 255465, 301692, 340620, 351974, 377115, 452538, 502820, 510930, 527961, 703948, 754230, 879935, 905076, 1021860, 1055922, 1131345, 1508460, 1583883, 1759870, 2111844, 2262690, 2639805, 3167766, 3519740, 4525380, 5279610, 6335532, 7919415, 10559220, 15838830, 31677660]

約数ペア:

[(1, 31677660), (2, 15838830), (3, 10559220), (4, 7919415), (5, 6335532), (6, 5279610), (7, 4525380), (9, 3519740), (10, 3167766), (12, 2639805), (14, 2262690), (15, 2111844), (18, 1759870), (20, 1583883), (21, 1508460), (28, 1131345), (30, 1055922), (31, 1021860), (35, 905076), (36, 879935), (42, 754230), (45, 703948), (60, 527961), (62, 510930), (63, 502820), (70, 452538), (84, 377115), (90, 351974), (93, 340620), (105, 301692), (124, 255465), (126, 251410), (140, 226269), (155, 204372), (180, 175987), (186, 170310), (210, 150846), (217, 145980), (252, 125705), (279, 113540), (310, 102186), (315, 100564), (372, 85155), (420, 75423), (434, 72990), (465, 68124), (558, 56770), (620, 51093), (630, 50282), (651, 48660), (811, 39060), (868, 36495), (930, 34062), (1085, 29196), (1116, 28385), (1260, 25141), (1302, 24330), (1395, 22708), (1622, 19530), (1860, 17031), (1953, 16220), (2170, 14598), (2433, 13020), (2604, 12165), (2790, 11354), (3244, 9765), (3255, 9732), (3906, 8110), (4055, 7812), (4340, 7299), (4866, 6510), (5580, 5677)]