288520720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{367}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 696526848

約数和(自身を除く): 408006128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 317, 367, 496, 620, 634, 734, 1240, 1268, 1468, 1585, 1835, 2480, 2536, 2936, 3170, 3670, 5072, 5872, 6340, 7340, 9827, 11377, 12680, 14680, 19654, 22754, 25360, 29360, 39308, 45508, 49135, 56885, 78616, 91016, 98270, 113770, 116339, 157232, 182032, 196540, 227540, 232678, 393080, 455080, 465356, 581695, 786160, 910160, 930712, 1163390, 1861424, 2326780, 3606509, 4653560, 7213018, 9307120, 14426036, 18032545, 28852072, 36065090, 57704144, 72130180, 144260360, 288520720]

約数ペア:

[(1, 288520720), (2, 144260360), (4, 72130180), (5, 57704144), (8, 36065090), (10, 28852072), (16, 18032545), (20, 14426036), (31, 9307120), (40, 7213018), (62, 4653560), (80, 3606509), (124, 2326780), (155, 1861424), (248, 1163390), (310, 930712), (317, 910160), (367, 786160), (496, 581695), (620, 465356), (634, 455080), (734, 393080), (1240, 232678), (1268, 227540), (1468, 196540), (1585, 182032), (1835, 157232), (2480, 116339), (2536, 113770), (2936, 98270), (3170, 91016), (3670, 78616), (5072, 56885), (5872, 49135), (6340, 45508), (7340, 39308), (9827, 29360), (11377, 25360), (12680, 22754), (14680, 19654)]