30790890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26317}}^1$

素因数の和:26343

約数の個数: 48

約数和(自身を含む): 86217768

約数和(自身を除く): 55426878

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 26317, 52634, 78951, 131585, 157902, 236853, 263170, 342121, 394755, 473706, 684242, 789510, 1026363, 1184265, 1710605, 2052726, 2368530, 3079089, 3421210, 5131815, 6158178, 10263630, 15395445, 30790890]

約数ペア:

[(1, 30790890), (2, 15395445), (3, 10263630), (5, 6158178), (6, 5131815), (9, 3421210), (10, 3079089), (13, 2368530), (15, 2052726), (18, 1710605), (26, 1184265), (30, 1026363), (39, 789510), (45, 684242), (65, 473706), (78, 394755), (90, 342121), (117, 263170), (130, 236853), (195, 157902), (234, 131585), (390, 78951), (585, 52634), (1170, 26317)]