220211152

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 508896000

約数和(自身を除く): 288684848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 151, 203, 232, 302, 406, 449, 464, 604, 812, 898, 1057, 1208, 1624, 1796, 2114, 2416, 3143, 3248, 3592, 4228, 4379, 6286, 7184, 8456, 8758, 12572, 13021, 16912, 17516, 25144, 26042, 30653, 35032, 50288, 52084, 61306, 67799, 70064, 91147, 104168, 122612, 135598, 182294, 208336, 245224, 271196, 364588, 474593, 490448, 542392, 729176, 949186, 1084784, 1458352, 1898372, 1966171, 3796744, 3932342, 7593488, 7864684, 13763197, 15729368, 27526394, 31458736, 55052788, 110105576, 220211152]

約数ペア:

[(1, 220211152), (2, 110105576), (4, 55052788), (7, 31458736), (8, 27526394), (14, 15729368), (16, 13763197), (28, 7864684), (29, 7593488), (56, 3932342), (58, 3796744), (112, 1966171), (116, 1898372), (151, 1458352), (203, 1084784), (232, 949186), (302, 729176), (406, 542392), (449, 490448), (464, 474593), (604, 364588), (812, 271196), (898, 245224), (1057, 208336), (1208, 182294), (1624, 135598), (1796, 122612), (2114, 104168), (2416, 91147), (3143, 70064), (3248, 67799), (3592, 61306), (4228, 52084), (4379, 50288), (6286, 35032), (7184, 30653), (8456, 26042), (8758, 25144), (12572, 17516), (13021, 16912)]