251269440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{261739}}^1$

素因数の和:261759

約数の個数: 56

約数和(自身を含む): 797783520

約数和(自身を除く): 546514080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 261739, 523478, 785217, 1046956, 1308695, 1570434, 2093912, 2617390, 3140868, 3926085, 4187824, 5234780, 6281736, 7852170, 8375648, 10469560, 12563472, 15704340, 16751296, 20939120, 25126944, 31408680, 41878240, 50253888, 62817360, 83756480, 125634720, 251269440]

約数ペア:

[(1, 251269440), (2, 125634720), (3, 83756480), (4, 62817360), (5, 50253888), (6, 41878240), (8, 31408680), (10, 25126944), (12, 20939120), (15, 16751296), (16, 15704340), (20, 12563472), (24, 10469560), (30, 8375648), (32, 7852170), (40, 6281736), (48, 5234780), (60, 4187824), (64, 3926085), (80, 3140868), (96, 2617390), (120, 2093912), (160, 1570434), (192, 1308695), (240, 1046956), (320, 785217), (480, 523478), (960, 261739)]