207287680

素因数分解:

$2^7\times 5^1\times {\mathrm{419}}^1\times {\mathrm{773}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 497372400

約数和(自身を除く): 290084720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 419, 640, 773, 838, 1546, 1676, 2095, 3092, 3352, 3865, 4190, 6184, 6704, 7730, 8380, 12368, 13408, 15460, 16760, 24736, 26816, 30920, 33520, 49472, 53632, 61840, 67040, 98944, 123680, 134080, 247360, 268160, 323887, 494720, 647774, 1295548, 1619435, 2591096, 3238870, 5182192, 6477740, 10364384, 12955480, 20728768, 25910960, 41457536, 51821920, 103643840, 207287680]

約数ペア:

[(1, 207287680), (2, 103643840), (4, 51821920), (5, 41457536), (8, 25910960), (10, 20728768), (16, 12955480), (20, 10364384), (32, 6477740), (40, 5182192), (64, 3238870), (80, 2591096), (128, 1619435), (160, 1295548), (320, 647774), (419, 494720), (640, 323887), (773, 268160), (838, 247360), (1546, 134080), (1676, 123680), (2095, 98944), (3092, 67040), (3352, 61840), (3865, 53632), (4190, 49472), (6184, 33520), (6704, 30920), (7730, 26816), (8380, 24736), (12368, 16760), (13408, 15460)]