287310360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{30307}}^1$

素因数の和:30400

約数の個数: 64

約数和(自身を含む): 872870400

約数和(自身を除く): 585560040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 30307, 60614, 90921, 121228, 151535, 181842, 242456, 303070, 363684, 454605, 606140, 727368, 909210, 1212280, 1818420, 2394253, 3636840, 4788506, 7182759, 9577012, 11971265, 14365518, 19154024, 23942530, 28731036, 35913795, 47885060, 57462072, 71827590, 95770120, 143655180, 287310360]

約数ペア:

[(1, 287310360), (2, 143655180), (3, 95770120), (4, 71827590), (5, 57462072), (6, 47885060), (8, 35913795), (10, 28731036), (12, 23942530), (15, 19154024), (20, 14365518), (24, 11971265), (30, 9577012), (40, 7182759), (60, 4788506), (79, 3636840), (120, 2394253), (158, 1818420), (237, 1212280), (316, 909210), (395, 727368), (474, 606140), (632, 454605), (790, 363684), (948, 303070), (1185, 242456), (1580, 181842), (1896, 151535), (2370, 121228), (3160, 90921), (4740, 60614), (9480, 30307)]