491682360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{315181}}^1$

素因数の和:315208

約数の個数: 64

約数和(自身を含む): 1588517280

約数和(自身を除く): 1096834920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 315181, 630362, 945543, 1260724, 1575905, 1891086, 2521448, 3151810, 3782172, 4097353, 4727715, 6303620, 7564344, 8194706, 9455430, 12292059, 12607240, 16389412, 18910860, 20486765, 24584118, 32778824, 37821720, 40973530, 49168236, 61460295, 81947060, 98336472, 122920590, 163894120, 245841180, 491682360]

約数ペア:

[(1, 491682360), (2, 245841180), (3, 163894120), (4, 122920590), (5, 98336472), (6, 81947060), (8, 61460295), (10, 49168236), (12, 40973530), (13, 37821720), (15, 32778824), (20, 24584118), (24, 20486765), (26, 18910860), (30, 16389412), (39, 12607240), (40, 12292059), (52, 9455430), (60, 8194706), (65, 7564344), (78, 6303620), (104, 4727715), (120, 4097353), (130, 3782172), (156, 3151810), (195, 2521448), (260, 1891086), (312, 1575905), (390, 1260724), (520, 945543), (780, 630362), (1560, 315181)]