220142940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:983

約数の個数: 96

約数和(自身を含む): 638003520

約数和(自身を除く): 417860580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 109, 123, 164, 205, 218, 246, 327, 410, 436, 492, 545, 615, 654, 820, 821, 1090, 1230, 1308, 1635, 1642, 2180, 2460, 2463, 3270, 3284, 4105, 4469, 4926, 6540, 8210, 8938, 9852, 12315, 13407, 16420, 17876, 22345, 24630, 26814, 33661, 44690, 49260, 53628, 67035, 67322, 89380, 89489, 100983, 134070, 134644, 168305, 178978, 201966, 268140, 268467, 336610, 357956, 403932, 447445, 504915, 536934, 673220, 894890, 1009830, 1073868, 1342335, 1789780, 2019660, 2684670, 3669049, 5369340, 7338098, 11007147, 14676196, 18345245, 22014294, 36690490, 44028588, 55035735, 73380980, 110071470, 220142940]

約数ペア:

[(1, 220142940), (2, 110071470), (3, 73380980), (4, 55035735), (5, 44028588), (6, 36690490), (10, 22014294), (12, 18345245), (15, 14676196), (20, 11007147), (30, 7338098), (41, 5369340), (60, 3669049), (82, 2684670), (109, 2019660), (123, 1789780), (164, 1342335), (205, 1073868), (218, 1009830), (246, 894890), (327, 673220), (410, 536934), (436, 504915), (492, 447445), (545, 403932), (615, 357956), (654, 336610), (820, 268467), (821, 268140), (1090, 201966), (1230, 178978), (1308, 168305), (1635, 134644), (1642, 134070), (2180, 100983), (2460, 89489), (2463, 89380), (3270, 67322), (3284, 67035), (4105, 53628), (4469, 49260), (4926, 44690), (6540, 33661), (8210, 26814), (8938, 24630), (9852, 22345), (12315, 17876), (13407, 16420)]