77685660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33199}}^1$

素因数の和:33227

約数の個数: 72

約数和(自身を含む): 253780800

約数和(自身を除く): 176095140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 33199, 66398, 99597, 132796, 165995, 199194, 298791, 331990, 398388, 431587, 497985, 597582, 663980, 863174, 995970, 1195164, 1294761, 1493955, 1726348, 1991940, 2157935, 2589522, 2987910, 3884283, 4315870, 5179044, 5975820, 6473805, 7768566, 8631740, 12947610, 15537132, 19421415, 25895220, 38842830, 77685660]

約数ペア:

[(1, 77685660), (2, 38842830), (3, 25895220), (4, 19421415), (5, 15537132), (6, 12947610), (9, 8631740), (10, 7768566), (12, 6473805), (13, 5975820), (15, 5179044), (18, 4315870), (20, 3884283), (26, 2987910), (30, 2589522), (36, 2157935), (39, 1991940), (45, 1726348), (52, 1493955), (60, 1294761), (65, 1195164), (78, 995970), (90, 863174), (117, 663980), (130, 597582), (156, 497985), (180, 431587), (195, 398388), (234, 331990), (260, 298791), (390, 199194), (468, 165995), (585, 132796), (780, 99597), (1170, 66398), (2340, 33199)]