278317416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{16831}}^1$

素因数の和:16906

約数の個数: 64

約数和(自身を含む): 763499520

約数和(自身を除く): 485182104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1272, 1378, 2067, 2756, 4134, 5512, 8268, 16536, 16831, 33662, 50493, 67324, 100986, 134648, 201972, 218803, 403944, 437606, 656409, 875212, 892043, 1312818, 1750424, 1784086, 2625636, 2676129, 3568172, 5251272, 5352258, 7136344, 10704516, 11596559, 21409032, 23193118, 34789677, 46386236, 69579354, 92772472, 139158708, 278317416]

約数ペア:

[(1, 278317416), (2, 139158708), (3, 92772472), (4, 69579354), (6, 46386236), (8, 34789677), (12, 23193118), (13, 21409032), (24, 11596559), (26, 10704516), (39, 7136344), (52, 5352258), (53, 5251272), (78, 3568172), (104, 2676129), (106, 2625636), (156, 1784086), (159, 1750424), (212, 1312818), (312, 892043), (318, 875212), (424, 656409), (636, 437606), (689, 403944), (1272, 218803), (1378, 201972), (2067, 134648), (2756, 100986), (4134, 67324), (5512, 50493), (8268, 33662), (16536, 16831)]