71261580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1015

約数の個数: 96

約数和(自身を含む): 217211904

約数和(自身を除く): 145950324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 260, 309, 390, 412, 515, 618, 780, 887, 1030, 1236, 1339, 1545, 1774, 2060, 2661, 2678, 3090, 3548, 4017, 4435, 5322, 5356, 6180, 6695, 8034, 8870, 10644, 11531, 13305, 13390, 16068, 17740, 20085, 23062, 26610, 26780, 34593, 40170, 46124, 53220, 57655, 69186, 80340, 91361, 115310, 138372, 172965, 182722, 230620, 274083, 345930, 365444, 456805, 548166, 691860, 913610, 1096332, 1187693, 1370415, 1827220, 2375386, 2740830, 3563079, 4750772, 5481660, 5938465, 7126158, 11876930, 14252316, 17815395, 23753860, 35630790, 71261580]

約数ペア:

[(1, 71261580), (2, 35630790), (3, 23753860), (4, 17815395), (5, 14252316), (6, 11876930), (10, 7126158), (12, 5938465), (13, 5481660), (15, 4750772), (20, 3563079), (26, 2740830), (30, 2375386), (39, 1827220), (52, 1370415), (60, 1187693), (65, 1096332), (78, 913610), (103, 691860), (130, 548166), (156, 456805), (195, 365444), (206, 345930), (260, 274083), (309, 230620), (390, 182722), (412, 172965), (515, 138372), (618, 115310), (780, 91361), (887, 80340), (1030, 69186), (1236, 57655), (1339, 53220), (1545, 46124), (1774, 40170), (2060, 34593), (2661, 26780), (2678, 26610), (3090, 23062), (3548, 20085), (4017, 17740), (4435, 16068), (5322, 13390), (5356, 13305), (6180, 11531), (6695, 10644), (8034, 8870)]