61790220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1213}}^1$

素因数の和:1511

約数の個数: 72

約数和(自身を含む): 188247696

約数和(自身を除く): 126457476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1132, 1213, 1415, 1698, 2426, 2547, 2830, 3396, 3639, 4245, 4852, 5094, 5660, 6065, 7278, 8490, 10188, 10917, 12130, 12735, 14556, 16980, 18195, 21834, 24260, 25470, 36390, 43668, 50940, 54585, 72780, 109170, 218340, 343279, 686558, 1029837, 1373116, 1716395, 2059674, 3089511, 3432790, 4119348, 5149185, 6179022, 6865580, 10298370, 12358044, 15447555, 20596740, 30895110, 61790220]

約数ペア:

[(1, 61790220), (2, 30895110), (3, 20596740), (4, 15447555), (5, 12358044), (6, 10298370), (9, 6865580), (10, 6179022), (12, 5149185), (15, 4119348), (18, 3432790), (20, 3089511), (30, 2059674), (36, 1716395), (45, 1373116), (60, 1029837), (90, 686558), (180, 343279), (283, 218340), (566, 109170), (849, 72780), (1132, 54585), (1213, 50940), (1415, 43668), (1698, 36390), (2426, 25470), (2547, 24260), (2830, 21834), (3396, 18195), (3639, 16980), (4245, 14556), (4852, 12735), (5094, 12130), (5660, 10917), (6065, 10188), (7278, 8490)]