218540970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1979}}^1$

素因数の和:2404

約数の個数: 64

約数和(自身を含む): 584496000

約数和(自身を除く): 365955030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 409, 818, 1227, 1979, 2045, 2454, 3681, 3958, 4090, 5937, 6135, 7362, 9895, 11043, 11874, 12270, 17811, 18405, 19790, 22086, 29685, 35622, 36810, 53433, 55215, 59370, 89055, 106866, 110430, 178110, 267165, 534330, 809411, 1618822, 2428233, 4047055, 4856466, 7284699, 8094110, 12141165, 14569398, 21854097, 24282330, 36423495, 43708194, 72846990, 109270485, 218540970]

約数ペア:

[(1, 218540970), (2, 109270485), (3, 72846990), (5, 43708194), (6, 36423495), (9, 24282330), (10, 21854097), (15, 14569398), (18, 12141165), (27, 8094110), (30, 7284699), (45, 4856466), (54, 4047055), (90, 2428233), (135, 1618822), (270, 809411), (409, 534330), (818, 267165), (1227, 178110), (1979, 110430), (2045, 106866), (2454, 89055), (3681, 59370), (3958, 55215), (4090, 53433), (5937, 36810), (6135, 35622), (7362, 29685), (9895, 22086), (11043, 19790), (11874, 18405), (12270, 17811)]