13308320120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:985

約数の個数: 128

約数和(自身を含む): 32147280000

約数和(自身を除く): 18838959880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 409, 436, 439, 545, 680, 818, 872, 878, 1090, 1636, 1756, 1853, 2045, 2180, 2195, 3272, 3512, 3706, 4090, 4360, 4390, 6953, 7412, 7463, 8180, 8780, 9265, 13906, 14824, 14926, 16360, 17560, 18530, 27812, 29852, 34765, 37060, 37315, 44581, 47851, 55624, 59704, 69530, 74120, 74630, 89162, 95702, 139060, 149260, 178324, 179551, 191404, 222905, 239255, 278120, 298520, 356648, 359102, 382808, 445810, 478510, 718204, 757877, 813467, 891620, 897755, 957020, 1436408, 1515754, 1626934, 1783240, 1795510, 1914040, 3031508, 3052367, 3253868, 3591020, 3789385, 4067335, 6063016, 6104734, 6507736, 7182040, 7578770, 8134670, 12209468, 15157540, 15261835, 16269340, 19571059, 24418936, 30315080, 30523670, 32538680, 39142118, 61047340, 78284236, 97855295, 122094680, 156568472, 195710590, 332708003, 391421180, 665416006, 782842360, 1330832012, 1663540015, 2661664024, 3327080030, 6654160060, 13308320120]

約数ペア:

[(1, 13308320120), (2, 6654160060), (4, 3327080030), (5, 2661664024), (8, 1663540015), (10, 1330832012), (17, 782842360), (20, 665416006), (34, 391421180), (40, 332708003), (68, 195710590), (85, 156568472), (109, 122094680), (136, 97855295), (170, 78284236), (218, 61047340), (340, 39142118), (409, 32538680), (436, 30523670), (439, 30315080), (545, 24418936), (680, 19571059), (818, 16269340), (872, 15261835), (878, 15157540), (1090, 12209468), (1636, 8134670), (1756, 7578770), (1853, 7182040), (2045, 6507736), (2180, 6104734), (2195, 6063016), (3272, 4067335), (3512, 3789385), (3706, 3591020), (4090, 3253868), (4360, 3052367), (4390, 3031508), (6953, 1914040), (7412, 1795510), (7463, 1783240), (8180, 1626934), (8780, 1515754), (9265, 1436408), (13906, 957020), (14824, 897755), (14926, 891620), (16360, 813467), (17560, 757877), (18530, 718204), (27812, 478510), (29852, 445810), (34765, 382808), (37060, 359102), (37315, 356648), (44581, 298520), (47851, 278120), (55624, 239255), (59704, 222905), (69530, 191404), (74120, 179551), (74630, 178324), (89162, 149260), (95702, 139060)]