81204030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39229}}^1$

素因数の和:39265

約数の個数: 48

約数和(自身を含む): 220315680

約数和(自身を除く): 139111650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 39229, 78458, 117687, 196145, 235374, 353061, 392290, 588435, 706122, 902267, 1176870, 1765305, 1804534, 2706801, 3530610, 4511335, 5413602, 8120403, 9022670, 13534005, 16240806, 27068010, 40602015, 81204030]

約数ペア:

[(1, 81204030), (2, 40602015), (3, 27068010), (5, 16240806), (6, 13534005), (9, 9022670), (10, 8120403), (15, 5413602), (18, 4511335), (23, 3530610), (30, 2706801), (45, 1804534), (46, 1765305), (69, 1176870), (90, 902267), (115, 706122), (138, 588435), (207, 392290), (230, 353061), (345, 235374), (414, 196145), (690, 117687), (1035, 78458), (2070, 39229)]