315878220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8087}}^1$

素因数の和:8140

約数の個数: 144

約数和(自身を含む): 1130508288

約数和(自身を除く): 814630068

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, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 8087, 9765, 13020, 16174, 19530, 24261, 32348, 39060, 40435, 48522, 56609, 72783, 80870, 97044, 113218, 121305, 145566, 161740, 169827, 226436, 242610, 250697, 283045, 291132, 339654, 363915, 485220, 501394, 509481, 566090, 679308, 727830, 752091, 849135, 1002788, 1018962, 1132180, 1253485, 1455660, 1504182, 1698270, 1754879, 2037924, 2256273, 2506970, 2547405, 3008364, 3396540, 3509758, 3760455, 4512546, 5013940, 5094810, 5264637, 7019516, 7520910, 8774395, 9025092, 10189620, 10529274, 11281365, 15041820, 15793911, 17548790, 21058548, 22562730, 26323185, 31587822, 35097580, 45125460, 52646370, 63175644, 78969555, 105292740, 157939110, 315878220]

約数ペア:

[(1, 315878220), (2, 157939110), (3, 105292740), (4, 78969555), (5, 63175644), (6, 52646370), (7, 45125460), (9, 35097580), (10, 31587822), (12, 26323185), (14, 22562730), (15, 21058548), (18, 17548790), (20, 15793911), (21, 15041820), (28, 11281365), (30, 10529274), (31, 10189620), (35, 9025092), (36, 8774395), (42, 7520910), (45, 7019516), (60, 5264637), (62, 5094810), (63, 5013940), (70, 4512546), (84, 3760455), (90, 3509758), (93, 3396540), (105, 3008364), (124, 2547405), (126, 2506970), (140, 2256273), (155, 2037924), (180, 1754879), (186, 1698270), (210, 1504182), (217, 1455660), (252, 1253485), (279, 1132180), (310, 1018962), (315, 1002788), (372, 849135), (420, 752091), (434, 727830), (465, 679308), (558, 566090), (620, 509481), (630, 501394), (651, 485220), (868, 363915), (930, 339654), (1085, 291132), (1116, 283045), (1260, 250697), (1302, 242610), (1395, 226436), (1860, 169827), (1953, 161740), (2170, 145566), (2604, 121305), (2790, 113218), (3255, 97044), (3906, 80870), (4340, 72783), (5580, 56609), (6510, 48522), (7812, 40435), (8087, 39060), (9765, 32348), (13020, 24261), (16174, 19530)]