131037620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 328796160

約数和(自身を除く): 197758540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 109, 124, 140, 155, 217, 218, 277, 310, 434, 436, 545, 554, 620, 763, 868, 1085, 1090, 1108, 1385, 1526, 1939, 2170, 2180, 2770, 3052, 3379, 3815, 3878, 4340, 5540, 6758, 7630, 7756, 8587, 9695, 13516, 15260, 16895, 17174, 19390, 23653, 30193, 33790, 34348, 38780, 42935, 47306, 60109, 60386, 67580, 85870, 94612, 118265, 120218, 120772, 150965, 171740, 211351, 236530, 240436, 300545, 301930, 422702, 473060, 601090, 603860, 845404, 935983, 1056755, 1202180, 1871966, 2113510, 3743932, 4227020, 4679915, 6551881, 9359830, 13103762, 18719660, 26207524, 32759405, 65518810, 131037620]

約数ペア:

[(1, 131037620), (2, 65518810), (4, 32759405), (5, 26207524), (7, 18719660), (10, 13103762), (14, 9359830), (20, 6551881), (28, 4679915), (31, 4227020), (35, 3743932), (62, 2113510), (70, 1871966), (109, 1202180), (124, 1056755), (140, 935983), (155, 845404), (217, 603860), (218, 601090), (277, 473060), (310, 422702), (434, 301930), (436, 300545), (545, 240436), (554, 236530), (620, 211351), (763, 171740), (868, 150965), (1085, 120772), (1090, 120218), (1108, 118265), (1385, 94612), (1526, 85870), (1939, 67580), (2170, 60386), (2180, 60109), (2770, 47306), (3052, 42935), (3379, 38780), (3815, 34348), (3878, 33790), (4340, 30193), (5540, 23653), (6758, 19390), (7630, 17174), (7756, 16895), (8587, 15260), (9695, 13516)]