31494840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1553}}^1$

素因数の和:1593

約数の個数: 96

約数和(自身を含む): 102377520

約数和(自身を除く): 70882680

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, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1553, 1560, 1690, 2028, 2535, 3106, 3380, 4056, 4659, 5070, 6212, 6760, 7765, 9318, 10140, 12424, 15530, 18636, 20189, 20280, 23295, 31060, 37272, 40378, 46590, 60567, 62120, 80756, 93180, 100945, 121134, 161512, 186360, 201890, 242268, 262457, 302835, 403780, 484536, 524914, 605670, 787371, 807560, 1049828, 1211340, 1312285, 1574742, 2099656, 2422680, 2624570, 3149484, 3936855, 5249140, 6298968, 7873710, 10498280, 15747420, 31494840]

約数ペア:

[(1, 31494840), (2, 15747420), (3, 10498280), (4, 7873710), (5, 6298968), (6, 5249140), (8, 3936855), (10, 3149484), (12, 2624570), (13, 2422680), (15, 2099656), (20, 1574742), (24, 1312285), (26, 1211340), (30, 1049828), (39, 807560), (40, 787371), (52, 605670), (60, 524914), (65, 484536), (78, 403780), (104, 302835), (120, 262457), (130, 242268), (156, 201890), (169, 186360), (195, 161512), (260, 121134), (312, 100945), (338, 93180), (390, 80756), (507, 62120), (520, 60567), (676, 46590), (780, 40378), (845, 37272), (1014, 31060), (1352, 23295), (1553, 20280), (1560, 20189), (1690, 18636), (2028, 15530), (2535, 12424), (3106, 10140), (3380, 9318), (4056, 7765), (4659, 6760), (5070, 6212)]