72228320

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2339}}^1$

素因数の和:2547

約数の個数: 48

約数和(自身を含む): 171596880

約数和(自身を除く): 99368560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 2339, 3088, 3860, 4678, 6176, 7720, 9356, 11695, 15440, 18712, 23390, 30880, 37424, 46780, 74848, 93560, 187120, 374240, 451427, 902854, 1805708, 2257135, 3611416, 4514270, 7222832, 9028540, 14445664, 18057080, 36114160, 72228320]

約数ペア:

[(1, 72228320), (2, 36114160), (4, 18057080), (5, 14445664), (8, 9028540), (10, 7222832), (16, 4514270), (20, 3611416), (32, 2257135), (40, 1805708), (80, 902854), (160, 451427), (193, 374240), (386, 187120), (772, 93560), (965, 74848), (1544, 46780), (1930, 37424), (2339, 30880), (3088, 23390), (3860, 18712), (4678, 15440), (6176, 11695), (7720, 9356)]