1330786740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{249211}}^1$

素因数の和:249312

約数の個数: 48

約数和(自身を含む): 3768085440

約数和(自身を除く): 2437298700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 249211, 498422, 747633, 996844, 1246055, 1495266, 2492110, 2990532, 3738165, 4984220, 7476330, 14952660, 22179779, 44359558, 66539337, 88719116, 110898895, 133078674, 221797790, 266157348, 332696685, 443595580, 665393370, 1330786740]

約数ペア:

[(1, 1330786740), (2, 665393370), (3, 443595580), (4, 332696685), (5, 266157348), (6, 221797790), (10, 133078674), (12, 110898895), (15, 88719116), (20, 66539337), (30, 44359558), (60, 22179779), (89, 14952660), (178, 7476330), (267, 4984220), (356, 3738165), (445, 2990532), (534, 2492110), (890, 1495266), (1068, 1246055), (1335, 996844), (1780, 747633), (2670, 498422), (5340, 249211)]