78717816

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{17923}}^1$

素因数の和:17996

約数の個数: 48

約数和(自身を含む): 216701160

約数和(自身を除く): 137983344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 17923, 35846, 53769, 71692, 107538, 143384, 161307, 215076, 322614, 430152, 645228, 1093303, 1290456, 2186606, 3279909, 4373212, 6559818, 8746424, 9839727, 13119636, 19679454, 26239272, 39358908, 78717816]

約数ペア:

[(1, 78717816), (2, 39358908), (3, 26239272), (4, 19679454), (6, 13119636), (8, 9839727), (9, 8746424), (12, 6559818), (18, 4373212), (24, 3279909), (36, 2186606), (61, 1290456), (72, 1093303), (122, 645228), (183, 430152), (244, 322614), (366, 215076), (488, 161307), (549, 143384), (732, 107538), (1098, 71692), (1464, 53769), (2196, 35846), (4392, 17923)]