204497580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{69557}}^1$

素因数の和:69583

約数の個数: 72

約数和(自身を含む): 666087408

約数和(自身を除く): 461589828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 69557, 139114, 208671, 278228, 347785, 417342, 486899, 695570, 834684, 973798, 1043355, 1391140, 1460697, 1947596, 2086710, 2434495, 2921394, 3408293, 4173420, 4868990, 5842788, 6816586, 7303485, 9737980, 10224879, 13633172, 14606970, 17041465, 20449758, 29213940, 34082930, 40899516, 51124395, 68165860, 102248790, 204497580]

約数ペア:

[(1, 204497580), (2, 102248790), (3, 68165860), (4, 51124395), (5, 40899516), (6, 34082930), (7, 29213940), (10, 20449758), (12, 17041465), (14, 14606970), (15, 13633172), (20, 10224879), (21, 9737980), (28, 7303485), (30, 6816586), (35, 5842788), (42, 4868990), (49, 4173420), (60, 3408293), (70, 2921394), (84, 2434495), (98, 2086710), (105, 1947596), (140, 1460697), (147, 1391140), (196, 1043355), (210, 973798), (245, 834684), (294, 695570), (420, 486899), (490, 417342), (588, 347785), (735, 278228), (980, 208671), (1470, 139114), (2940, 69557)]