291453660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{539729}}^1$

素因数の和:539747

約数の個数: 48

約数和(自身を含む): 906746400

約数和(自身を除く): 615292740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 539729, 1079458, 1619187, 2158916, 2698645, 3238374, 4857561, 5397290, 6476748, 8095935, 9715122, 10794580, 14572683, 16191870, 19430244, 24287805, 29145366, 32383740, 48575610, 58290732, 72863415, 97151220, 145726830, 291453660]

約数ペア:

[(1, 291453660), (2, 145726830), (3, 97151220), (4, 72863415), (5, 58290732), (6, 48575610), (9, 32383740), (10, 29145366), (12, 24287805), (15, 19430244), (18, 16191870), (20, 14572683), (27, 10794580), (30, 9715122), (36, 8095935), (45, 6476748), (54, 5397290), (60, 4857561), (90, 3238374), (108, 2698645), (135, 2158916), (180, 1619187), (270, 1079458), (540, 539729)]