179621360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 435909600

約数和(自身を除く): 256288240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 139, 145, 232, 278, 290, 464, 556, 557, 580, 695, 1112, 1114, 1160, 1390, 2224, 2228, 2320, 2780, 2785, 4031, 4456, 5560, 5570, 8062, 8912, 11120, 11140, 16124, 16153, 20155, 22280, 32248, 32306, 40310, 44560, 64496, 64612, 77423, 80620, 80765, 129224, 154846, 161240, 161530, 258448, 309692, 322480, 323060, 387115, 619384, 646120, 774230, 1238768, 1292240, 1548460, 2245267, 3096920, 4490534, 6193840, 8981068, 11226335, 17962136, 22452670, 35924272, 44905340, 89810680, 179621360]

約数ペア:

[(1, 179621360), (2, 89810680), (4, 44905340), (5, 35924272), (8, 22452670), (10, 17962136), (16, 11226335), (20, 8981068), (29, 6193840), (40, 4490534), (58, 3096920), (80, 2245267), (116, 1548460), (139, 1292240), (145, 1238768), (232, 774230), (278, 646120), (290, 619384), (464, 387115), (556, 323060), (557, 322480), (580, 309692), (695, 258448), (1112, 161530), (1114, 161240), (1160, 154846), (1390, 129224), (2224, 80765), (2228, 80620), (2320, 77423), (2780, 64612), (2785, 64496), (4031, 44560), (4456, 40310), (5560, 32306), (5570, 32248), (8062, 22280), (8912, 20155), (11120, 16153), (11140, 16124)]