505312020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1151}}^1$

素因数の和:1443

約数の個数: 120

約数和(自身を含む): 1592414208

約数和(自身を除く): 1087102188

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, 162, 180, 270, 271, 324, 405, 540, 542, 810, 813, 1084, 1151, 1355, 1620, 1626, 2302, 2439, 2710, 3252, 3453, 4065, 4604, 4878, 5420, 5755, 6906, 7317, 8130, 9756, 10359, 11510, 12195, 13812, 14634, 16260, 17265, 20718, 21951, 23020, 24390, 29268, 31077, 34530, 36585, 41436, 43902, 48780, 51795, 62154, 69060, 73170, 87804, 93231, 103590, 109755, 124308, 146340, 155385, 186462, 207180, 219510, 310770, 311921, 372924, 439020, 466155, 621540, 623842, 932310, 935763, 1247684, 1559605, 1864620, 1871526, 2807289, 3119210, 3743052, 4678815, 5614578, 6238420, 8421867, 9357630, 11229156, 14036445, 16843734, 18715260, 25265601, 28072890, 33687468, 42109335, 50531202, 56145780, 84218670, 101062404, 126328005, 168437340, 252656010, 505312020]

約数ペア:

[(1, 505312020), (2, 252656010), (3, 168437340), (4, 126328005), (5, 101062404), (6, 84218670), (9, 56145780), (10, 50531202), (12, 42109335), (15, 33687468), (18, 28072890), (20, 25265601), (27, 18715260), (30, 16843734), (36, 14036445), (45, 11229156), (54, 9357630), (60, 8421867), (81, 6238420), (90, 5614578), (108, 4678815), (135, 3743052), (162, 3119210), (180, 2807289), (270, 1871526), (271, 1864620), (324, 1559605), (405, 1247684), (540, 935763), (542, 932310), (810, 623842), (813, 621540), (1084, 466155), (1151, 439020), (1355, 372924), (1620, 311921), (1626, 310770), (2302, 219510), (2439, 207180), (2710, 186462), (3252, 155385), (3453, 146340), (4065, 124308), (4604, 109755), (4878, 103590), (5420, 93231), (5755, 87804), (6906, 73170), (7317, 69060), (8130, 62154), (9756, 51795), (10359, 48780), (11510, 43902), (12195, 41436), (13812, 36585), (14634, 34530), (16260, 31077), (17265, 29268), (20718, 24390), (21951, 23020)]