15665637204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{257947}}^1$

素因数の和:258205

約数の個数: 72

約数和(自身を含む): 45444246848

約数和(自身を除く): 29778609644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 241, 252, 482, 723, 964, 1446, 1687, 2169, 2892, 3374, 4338, 5061, 6748, 8676, 10122, 15183, 20244, 30366, 60732, 257947, 515894, 773841, 1031788, 1547682, 1805629, 2321523, 3095364, 3611258, 4643046, 5416887, 7222516, 9286092, 10833774, 16250661, 21667548, 32501322, 62165227, 65002644, 124330454, 186495681, 248660908, 372991362, 435156589, 559487043, 745982724, 870313178, 1118974086, 1305469767, 1740626356, 2237948172, 2610939534, 3916409301, 5221879068, 7832818602, 15665637204]

約数ペア:

[(1, 15665637204), (2, 7832818602), (3, 5221879068), (4, 3916409301), (6, 2610939534), (7, 2237948172), (9, 1740626356), (12, 1305469767), (14, 1118974086), (18, 870313178), (21, 745982724), (28, 559487043), (36, 435156589), (42, 372991362), (63, 248660908), (84, 186495681), (126, 124330454), (241, 65002644), (252, 62165227), (482, 32501322), (723, 21667548), (964, 16250661), (1446, 10833774), (1687, 9286092), (2169, 7222516), (2892, 5416887), (3374, 4643046), (4338, 3611258), (5061, 3095364), (6748, 2321523), (8676, 1805629), (10122, 1547682), (15183, 1031788), (20244, 773841), (30366, 515894), (60732, 257947)]