156335960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8263}}^1$

素因数の和:8328

約数の個数: 64

約数和(自身を含む): 392705280

約数和(自身を除く): 236369320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 8263, 9460, 16526, 18920, 33052, 41315, 66104, 82630, 90893, 165260, 181786, 330520, 355309, 363572, 454465, 710618, 727144, 908930, 1421236, 1776545, 1817860, 2842472, 3553090, 3635720, 3908399, 7106180, 7816798, 14212360, 15633596, 19541995, 31267192, 39083990, 78167980, 156335960]

約数ペア:

[(1, 156335960), (2, 78167980), (4, 39083990), (5, 31267192), (8, 19541995), (10, 15633596), (11, 14212360), (20, 7816798), (22, 7106180), (40, 3908399), (43, 3635720), (44, 3553090), (55, 2842472), (86, 1817860), (88, 1776545), (110, 1421236), (172, 908930), (215, 727144), (220, 710618), (344, 454465), (430, 363572), (440, 355309), (473, 330520), (860, 181786), (946, 165260), (1720, 90893), (1892, 82630), (2365, 66104), (3784, 41315), (4730, 33052), (8263, 18920), (9460, 16526)]