209014740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{105563}}^1$

素因数の和:105589

約数の個数: 72

約数和(自身を含む): 691655328

約数和(自身を除く): 482640588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 105563, 211126, 316689, 422252, 527815, 633378, 950067, 1055630, 1161193, 1266756, 1583445, 1900134, 2111260, 2322386, 3166890, 3483579, 3800268, 4644772, 4750335, 5805965, 6333780, 6967158, 9500670, 10450737, 11611930, 13934316, 17417895, 19001340, 20901474, 23223860, 34835790, 41802948, 52253685, 69671580, 104507370, 209014740]

約数ペア:

[(1, 209014740), (2, 104507370), (3, 69671580), (4, 52253685), (5, 41802948), (6, 34835790), (9, 23223860), (10, 20901474), (11, 19001340), (12, 17417895), (15, 13934316), (18, 11611930), (20, 10450737), (22, 9500670), (30, 6967158), (33, 6333780), (36, 5805965), (44, 4750335), (45, 4644772), (55, 3800268), (60, 3483579), (66, 3166890), (90, 2322386), (99, 2111260), (110, 1900134), (132, 1583445), (165, 1266756), (180, 1161193), (198, 1055630), (220, 950067), (330, 633378), (396, 527815), (495, 422252), (660, 316689), (990, 211126), (1980, 105563)]