65413980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:441

約数の個数: 120

約数和(自身を含む): 207345600

約数和(自身を除く): 141931620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 149, 162, 180, 270, 271, 298, 324, 405, 447, 540, 542, 596, 745, 810, 813, 894, 1084, 1341, 1355, 1490, 1620, 1626, 1788, 2235, 2439, 2682, 2710, 2980, 3252, 4023, 4065, 4470, 4878, 5364, 5420, 6705, 7317, 8046, 8130, 8940, 9756, 12069, 12195, 13410, 14634, 16092, 16260, 20115, 21951, 24138, 24390, 26820, 29268, 36585, 40230, 40379, 43902, 48276, 48780, 60345, 73170, 80460, 80758, 87804, 109755, 120690, 121137, 146340, 161516, 201895, 219510, 241380, 242274, 363411, 403790, 439020, 484548, 605685, 726822, 807580, 1090233, 1211370, 1453644, 1817055, 2180466, 2422740, 3270699, 3634110, 4360932, 5451165, 6541398, 7268220, 10902330, 13082796, 16353495, 21804660, 32706990, 65413980]

約数ペア:

[(1, 65413980), (2, 32706990), (3, 21804660), (4, 16353495), (5, 13082796), (6, 10902330), (9, 7268220), (10, 6541398), (12, 5451165), (15, 4360932), (18, 3634110), (20, 3270699), (27, 2422740), (30, 2180466), (36, 1817055), (45, 1453644), (54, 1211370), (60, 1090233), (81, 807580), (90, 726822), (108, 605685), (135, 484548), (149, 439020), (162, 403790), (180, 363411), (270, 242274), (271, 241380), (298, 219510), (324, 201895), (405, 161516), (447, 146340), (540, 121137), (542, 120690), (596, 109755), (745, 87804), (810, 80758), (813, 80460), (894, 73170), (1084, 60345), (1341, 48780), (1355, 48276), (1490, 43902), (1620, 40379), (1626, 40230), (1788, 36585), (2235, 29268), (2439, 26820), (2682, 24390), (2710, 24138), (2980, 21951), (3252, 20115), (4023, 16260), (4065, 16092), (4470, 14634), (4878, 13410), (5364, 12195), (5420, 12069), (6705, 9756), (7317, 8940), (8046, 8130)]