31708170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:728

約数の個数: 96

約数和(自身を含む): 91085904

約数和(自身を除く): 59377734

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 41, 45, 65, 78, 82, 90, 117, 123, 130, 195, 205, 234, 246, 369, 390, 410, 533, 585, 615, 661, 738, 1066, 1170, 1230, 1322, 1599, 1845, 1983, 2665, 3198, 3305, 3690, 3966, 4797, 5330, 5949, 6610, 7995, 8593, 9594, 9915, 11898, 15990, 17186, 19830, 23985, 25779, 27101, 29745, 42965, 47970, 51558, 54202, 59490, 77337, 81303, 85930, 128895, 135505, 154674, 162606, 243909, 257790, 271010, 352313, 386685, 406515, 487818, 704626, 773370, 813030, 1056939, 1219545, 1761565, 2113878, 2439090, 3170817, 3523130, 5284695, 6341634, 10569390, 15854085, 31708170]

約数ペア:

[(1, 31708170), (2, 15854085), (3, 10569390), (5, 6341634), (6, 5284695), (9, 3523130), (10, 3170817), (13, 2439090), (15, 2113878), (18, 1761565), (26, 1219545), (30, 1056939), (39, 813030), (41, 773370), (45, 704626), (65, 487818), (78, 406515), (82, 386685), (90, 352313), (117, 271010), (123, 257790), (130, 243909), (195, 162606), (205, 154674), (234, 135505), (246, 128895), (369, 85930), (390, 81303), (410, 77337), (533, 59490), (585, 54202), (615, 51558), (661, 47970), (738, 42965), (1066, 29745), (1170, 27101), (1230, 25779), (1322, 23985), (1599, 19830), (1845, 17186), (1983, 15990), (2665, 11898), (3198, 9915), (3305, 9594), (3690, 8593), (3966, 7995), (4797, 6610), (5330, 5949)]