154911540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{52691}}^1$

素因数の和:52717

約数の個数: 72

約数和(自身を含む): 504578592

約数和(自身を除く): 349667052

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, 52691, 105382, 158073, 210764, 263455, 316146, 368837, 526910, 632292, 737674, 790365, 1053820, 1106511, 1475348, 1580730, 1844185, 2213022, 2581859, 3161460, 3688370, 4426044, 5163718, 5532555, 7376740, 7745577, 10327436, 11065110, 12909295, 15491154, 22130220, 25818590, 30982308, 38727885, 51637180, 77455770, 154911540]

約数ペア:

[(1, 154911540), (2, 77455770), (3, 51637180), (4, 38727885), (5, 30982308), (6, 25818590), (7, 22130220), (10, 15491154), (12, 12909295), (14, 11065110), (15, 10327436), (20, 7745577), (21, 7376740), (28, 5532555), (30, 5163718), (35, 4426044), (42, 3688370), (49, 3161460), (60, 2581859), (70, 2213022), (84, 1844185), (98, 1580730), (105, 1475348), (140, 1106511), (147, 1053820), (196, 790365), (210, 737674), (245, 632292), (294, 526910), (420, 368837), (490, 316146), (588, 263455), (735, 210764), (980, 158073), (1470, 105382), (2940, 52691)]