156786301960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1\times {\mathrm{24281}}^1$

素因数の和:25882

約数の個数: 64

約数和(自身を含む): 356260647600

約数和(自身を除く): 199474345640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1481, 2180, 2962, 4360, 5924, 7405, 11848, 14810, 24281, 29620, 48562, 59240, 97124, 121405, 161429, 194248, 242810, 322858, 485620, 645716, 807145, 971240, 1291432, 1614290, 2646629, 3228580, 5293258, 6457160, 10586516, 13233145, 21173032, 26466290, 35960161, 52932580, 71920322, 105865160, 143840644, 179800805, 287681288, 359601610, 719203220, 1438406440, 3919657549, 7839315098, 15678630196, 19598287745, 31357260392, 39196575490, 78393150980, 156786301960]

約数ペア:

[(1, 156786301960), (2, 78393150980), (4, 39196575490), (5, 31357260392), (8, 19598287745), (10, 15678630196), (20, 7839315098), (40, 3919657549), (109, 1438406440), (218, 719203220), (436, 359601610), (545, 287681288), (872, 179800805), (1090, 143840644), (1481, 105865160), (2180, 71920322), (2962, 52932580), (4360, 35960161), (5924, 26466290), (7405, 21173032), (11848, 13233145), (14810, 10586516), (24281, 6457160), (29620, 5293258), (48562, 3228580), (59240, 2646629), (97124, 1614290), (121405, 1291432), (161429, 971240), (194248, 807145), (242810, 645716), (322858, 485620)]