420488796

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{55009}}^1$

素因数の和:55043

約数の個数: 72

約数和(自身を含む): 1229143440

約数和(自身を除く): 808654644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 55009, 110018, 165027, 220036, 330054, 385063, 660108, 715117, 770126, 1155189, 1430234, 1540252, 2145351, 2310378, 2695441, 2860468, 4290702, 4620756, 5005819, 5390882, 8086323, 8581404, 10011638, 10781764, 15017457, 16172646, 20023276, 30034914, 32345292, 35040733, 60069828, 70081466, 105122199, 140162932, 210244398, 420488796]

約数ペア:

[(1, 420488796), (2, 210244398), (3, 140162932), (4, 105122199), (6, 70081466), (7, 60069828), (12, 35040733), (13, 32345292), (14, 30034914), (21, 20023276), (26, 16172646), (28, 15017457), (39, 10781764), (42, 10011638), (49, 8581404), (52, 8086323), (78, 5390882), (84, 5005819), (91, 4620756), (98, 4290702), (147, 2860468), (156, 2695441), (182, 2310378), (196, 2145351), (273, 1540252), (294, 1430234), (364, 1155189), (546, 770126), (588, 715117), (637, 660108), (1092, 385063), (1274, 330054), (1911, 220036), (2548, 165027), (3822, 110018), (7644, 55009)]