990226260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{134177}}^1$

素因数の和:134233

約数の個数: 72

約数和(自身を含む): 3076969896

約数和(自身を除く): 2086743636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 134177, 268354, 402531, 536708, 670885, 805062, 1207593, 1341770, 1610124, 2012655, 2415186, 2683540, 4025310, 4830372, 5501257, 6037965, 8050620, 11002514, 12075930, 16503771, 22005028, 24151860, 27506285, 33007542, 49511313, 55012570, 66015084, 82518855, 99022626, 110025140, 165037710, 198045252, 247556565, 330075420, 495113130, 990226260]

約数ペア:

[(1, 990226260), (2, 495113130), (3, 330075420), (4, 247556565), (5, 198045252), (6, 165037710), (9, 110025140), (10, 99022626), (12, 82518855), (15, 66015084), (18, 55012570), (20, 49511313), (30, 33007542), (36, 27506285), (41, 24151860), (45, 22005028), (60, 16503771), (82, 12075930), (90, 11002514), (123, 8050620), (164, 6037965), (180, 5501257), (205, 4830372), (246, 4025310), (369, 2683540), (410, 2415186), (492, 2012655), (615, 1610124), (738, 1341770), (820, 1207593), (1230, 805062), (1476, 670885), (1845, 536708), (2460, 402531), (3690, 268354), (7380, 134177)]