653972220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{330289}}^1$

素因数の和:330315

約数の個数: 72

約数和(自身を含む): 2164060080

約数和(自身を除く): 1510087860

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, 330289, 660578, 990867, 1321156, 1651445, 1981734, 2972601, 3302890, 3633179, 3963468, 4954335, 5945202, 6605780, 7266358, 9908670, 10899537, 11890404, 14532716, 14863005, 18165895, 19817340, 21799074, 29726010, 32698611, 36331790, 43598148, 54497685, 59452020, 65397222, 72663580, 108995370, 130794444, 163493055, 217990740, 326986110, 653972220]

約数ペア:

[(1, 653972220), (2, 326986110), (3, 217990740), (4, 163493055), (5, 130794444), (6, 108995370), (9, 72663580), (10, 65397222), (11, 59452020), (12, 54497685), (15, 43598148), (18, 36331790), (20, 32698611), (22, 29726010), (30, 21799074), (33, 19817340), (36, 18165895), (44, 14863005), (45, 14532716), (55, 11890404), (60, 10899537), (66, 9908670), (90, 7266358), (99, 6605780), (110, 5945202), (132, 4954335), (165, 3963468), (180, 3633179), (198, 3302890), (220, 2972601), (330, 1981734), (396, 1651445), (495, 1321156), (660, 990867), (990, 660578), (1980, 330289)]