208206870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1637

約数の個数: 64

約数和(自身を含む): 514944000

約数和(自身を除く): 306737130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 79, 118, 158, 177, 237, 295, 354, 395, 474, 590, 790, 885, 1185, 1489, 1770, 2370, 2978, 4467, 4661, 7445, 8934, 9322, 13983, 14890, 22335, 23305, 27966, 44670, 46610, 69915, 87851, 117631, 139830, 175702, 235262, 263553, 352893, 439255, 527106, 588155, 705786, 878510, 1176310, 1317765, 1764465, 2635530, 3528930, 6940229, 13880458, 20820687, 34701145, 41641374, 69402290, 104103435, 208206870]

約数ペア:

[(1, 208206870), (2, 104103435), (3, 69402290), (5, 41641374), (6, 34701145), (10, 20820687), (15, 13880458), (30, 6940229), (59, 3528930), (79, 2635530), (118, 1764465), (158, 1317765), (177, 1176310), (237, 878510), (295, 705786), (354, 588155), (395, 527106), (474, 439255), (590, 352893), (790, 263553), (885, 235262), (1185, 175702), (1489, 139830), (1770, 117631), (2370, 87851), (2978, 69915), (4467, 46610), (4661, 44670), (7445, 27966), (8934, 23305), (9322, 22335), (13983, 14890)]