721968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 2042280

約数和(自身を除く): 1320312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 89, 104, 156, 169, 178, 208, 267, 312, 338, 356, 507, 534, 624, 676, 712, 1014, 1068, 1157, 1352, 1424, 2028, 2136, 2314, 2704, 3471, 4056, 4272, 4628, 6942, 8112, 9256, 13884, 15041, 18512, 27768, 30082, 45123, 55536, 60164, 90246, 120328, 180492, 240656, 360984, 721968]

約数ペア:

[(1, 721968), (2, 360984), (3, 240656), (4, 180492), (6, 120328), (8, 90246), (12, 60164), (13, 55536), (16, 45123), (24, 30082), (26, 27768), (39, 18512), (48, 15041), (52, 13884), (78, 9256), (89, 8112), (104, 6942), (156, 4628), (169, 4272), (178, 4056), (208, 3471), (267, 2704), (312, 2314), (338, 2136), (356, 2028), (507, 1424), (534, 1352), (624, 1157), (676, 1068), (712, 1014)]