31156860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2443

約数の個数: 96

約数和(自身を含む): 102961152

約数和(自身を除く): 71804292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2393, 2604, 3255, 4340, 4786, 6510, 7179, 9572, 11965, 13020, 14358, 16751, 23930, 28716, 33502, 35895, 47860, 50253, 67004, 71790, 74183, 83755, 100506, 143580, 148366, 167510, 201012, 222549, 251265, 296732, 335020, 370915, 445098, 502530, 519281, 741830, 890196, 1005060, 1038562, 1112745, 1483660, 1557843, 2077124, 2225490, 2596405, 3115686, 4450980, 5192810, 6231372, 7789215, 10385620, 15578430, 31156860]

約数ペア:

[(1, 31156860), (2, 15578430), (3, 10385620), (4, 7789215), (5, 6231372), (6, 5192810), (7, 4450980), (10, 3115686), (12, 2596405), (14, 2225490), (15, 2077124), (20, 1557843), (21, 1483660), (28, 1112745), (30, 1038562), (31, 1005060), (35, 890196), (42, 741830), (60, 519281), (62, 502530), (70, 445098), (84, 370915), (93, 335020), (105, 296732), (124, 251265), (140, 222549), (155, 201012), (186, 167510), (210, 148366), (217, 143580), (310, 100506), (372, 83755), (420, 74183), (434, 71790), (465, 67004), (620, 50253), (651, 47860), (868, 35895), (930, 33502), (1085, 28716), (1302, 23930), (1860, 16751), (2170, 14358), (2393, 13020), (2604, 11965), (3255, 9572), (4340, 7179), (4786, 6510)]