77586540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1297}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 217627872

約数和(自身を除く): 140041332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 997, 1297, 1994, 2594, 2991, 3891, 3988, 4985, 5188, 5982, 6485, 7782, 9970, 11964, 12970, 14955, 15564, 19455, 19940, 25940, 29910, 38910, 59820, 77820, 1293109, 2586218, 3879327, 5172436, 6465545, 7758654, 12931090, 15517308, 19396635, 25862180, 38793270, 77586540]

約数ペア:

[(1, 77586540), (2, 38793270), (3, 25862180), (4, 19396635), (5, 15517308), (6, 12931090), (10, 7758654), (12, 6465545), (15, 5172436), (20, 3879327), (30, 2586218), (60, 1293109), (997, 77820), (1297, 59820), (1994, 38910), (2594, 29910), (2991, 25940), (3891, 19940), (3988, 19455), (4985, 15564), (5188, 14955), (5982, 12970), (6485, 11964), (7782, 9970)]