78880740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42409}}^1$

素因数の和:42452

約数の個数: 48

約数和(自身を含む): 227996160

約数和(自身を除く): 149115420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 42409, 84818, 127227, 169636, 212045, 254454, 424090, 508908, 636135, 848180, 1272270, 1314679, 2544540, 2629358, 3944037, 5258716, 6573395, 7888074, 13146790, 15776148, 19720185, 26293580, 39440370, 78880740]

約数ペア:

[(1, 78880740), (2, 39440370), (3, 26293580), (4, 19720185), (5, 15776148), (6, 13146790), (10, 7888074), (12, 6573395), (15, 5258716), (20, 3944037), (30, 2629358), (31, 2544540), (60, 1314679), (62, 1272270), (93, 848180), (124, 636135), (155, 508908), (186, 424090), (310, 254454), (372, 212045), (465, 169636), (620, 127227), (930, 84818), (1860, 42409)]