263325720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2393}}^1$

素因数の和:2545

約数の個数: 128

約数和(自身を含む): 910103040

約数和(自身を除く): 646777320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2393, 2620, 2751, 3144, 3668, 3930, 4585, 4786, 5240, 5502, 7179, 7336, 7860, 9170, 9572, 11004, 11965, 13755, 14358, 15720, 16751, 18340, 19144, 22008, 23930, 27510, 28716, 33502, 35895, 36680, 47860, 50253, 55020, 57432, 67004, 71790, 83755, 95720, 100506, 110040, 134008, 143580, 167510, 201012, 251265, 287160, 313483, 335020, 402024, 502530, 626966, 670040, 940449, 1005060, 1253932, 1567415, 1880898, 2010120, 2194381, 2507864, 3134830, 3761796, 4388762, 4702245, 6269660, 6583143, 7523592, 8777524, 9404490, 10971905, 12539320, 13166286, 17555048, 18808980, 21943810, 26332572, 32915715, 37617960, 43887620, 52665144, 65831430, 87775240, 131662860, 263325720]

約数ペア:

[(1, 263325720), (2, 131662860), (3, 87775240), (4, 65831430), (5, 52665144), (6, 43887620), (7, 37617960), (8, 32915715), (10, 26332572), (12, 21943810), (14, 18808980), (15, 17555048), (20, 13166286), (21, 12539320), (24, 10971905), (28, 9404490), (30, 8777524), (35, 7523592), (40, 6583143), (42, 6269660), (56, 4702245), (60, 4388762), (70, 3761796), (84, 3134830), (105, 2507864), (120, 2194381), (131, 2010120), (140, 1880898), (168, 1567415), (210, 1253932), (262, 1005060), (280, 940449), (393, 670040), (420, 626966), (524, 502530), (655, 402024), (786, 335020), (840, 313483), (917, 287160), (1048, 251265), (1310, 201012), (1572, 167510), (1834, 143580), (1965, 134008), (2393, 110040), (2620, 100506), (2751, 95720), (3144, 83755), (3668, 71790), (3930, 67004), (4585, 57432), (4786, 55020), (5240, 50253), (5502, 47860), (7179, 36680), (7336, 35895), (7860, 33502), (9170, 28716), (9572, 27510), (11004, 23930), (11965, 22008), (13755, 19144), (14358, 18340), (15720, 16751)]