7984644720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2559181}}^1$

素因数の和:2559210

約数の個数: 80

約数和(自身を含む): 26656439712

約数和(自身を除く): 18671794992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 2559181, 5118362, 7677543, 10236724, 12795905, 15355086, 20473448, 25591810, 30710172, 33269353, 38387715, 40946896, 51183620, 61420344, 66538706, 76775430, 99808059, 102367240, 122840688, 133077412, 153550860, 166346765, 199616118, 204734480, 266154824, 307101720, 332693530, 399232236, 499040295, 532309648, 614203440, 665387060, 798464472, 998080590, 1330774120, 1596928944, 1996161180, 2661548240, 3992322360, 7984644720]

約数ペア:

[(1, 7984644720), (2, 3992322360), (3, 2661548240), (4, 1996161180), (5, 1596928944), (6, 1330774120), (8, 998080590), (10, 798464472), (12, 665387060), (13, 614203440), (15, 532309648), (16, 499040295), (20, 399232236), (24, 332693530), (26, 307101720), (30, 266154824), (39, 204734480), (40, 199616118), (48, 166346765), (52, 153550860), (60, 133077412), (65, 122840688), (78, 102367240), (80, 99808059), (104, 76775430), (120, 66538706), (130, 61420344), (156, 51183620), (195, 40946896), (208, 38387715), (240, 33269353), (260, 30710172), (312, 25591810), (390, 20473448), (520, 15355086), (624, 12795905), (780, 10236724), (1040, 7677543), (1560, 5118362), (3120, 2559181)]