78775830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17863}}^1$

素因数の和:17890

約数の個数: 72

約数和(自身を含む): 238270032

約数和(自身を除く): 159494202

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 17863, 35726, 53589, 89315, 107178, 125041, 160767, 178630, 250082, 267945, 321534, 375123, 535890, 625205, 750246, 803835, 875287, 1125369, 1250410, 1607670, 1750574, 1875615, 2250738, 2625861, 3751230, 4376435, 5251722, 5626845, 7877583, 8752870, 11253690, 13129305, 15755166, 26258610, 39387915, 78775830]

約数ペア:

[(1, 78775830), (2, 39387915), (3, 26258610), (5, 15755166), (6, 13129305), (7, 11253690), (9, 8752870), (10, 7877583), (14, 5626845), (15, 5251722), (18, 4376435), (21, 3751230), (30, 2625861), (35, 2250738), (42, 1875615), (45, 1750574), (49, 1607670), (63, 1250410), (70, 1125369), (90, 875287), (98, 803835), (105, 750246), (126, 625205), (147, 535890), (210, 375123), (245, 321534), (294, 267945), (315, 250082), (441, 178630), (490, 160767), (630, 125041), (735, 107178), (882, 89315), (1470, 53589), (2205, 35726), (4410, 17863)]