236773640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 544008960

約数和(自身を除く): 307235320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 263, 284, 317, 355, 526, 568, 634, 710, 1052, 1268, 1315, 1420, 1585, 2104, 2536, 2630, 2840, 3170, 5260, 6340, 10520, 12680, 18673, 22507, 37346, 45014, 74692, 83371, 90028, 93365, 112535, 149384, 166742, 180056, 186730, 225070, 333484, 373460, 416855, 450140, 666968, 746920, 833710, 900280, 1667420, 3334840, 5919341, 11838682, 23677364, 29596705, 47354728, 59193410, 118386820, 236773640]

約数ペア:

[(1, 236773640), (2, 118386820), (4, 59193410), (5, 47354728), (8, 29596705), (10, 23677364), (20, 11838682), (40, 5919341), (71, 3334840), (142, 1667420), (263, 900280), (284, 833710), (317, 746920), (355, 666968), (526, 450140), (568, 416855), (634, 373460), (710, 333484), (1052, 225070), (1268, 186730), (1315, 180056), (1420, 166742), (1585, 149384), (2104, 112535), (2536, 93365), (2630, 90028), (2840, 83371), (3170, 74692), (5260, 45014), (6340, 37346), (10520, 22507), (12680, 18673)]