288947340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{145933}}^1$

素因数の和:145959

約数の個数: 72

約数和(自身を含む): 956159568

約数和(自身を除く): 667212228

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, 145933, 291866, 437799, 583732, 729665, 875598, 1313397, 1459330, 1605263, 1751196, 2188995, 2626794, 2918660, 3210526, 4377990, 4815789, 5253588, 6421052, 6566985, 8026315, 8755980, 9631578, 13133970, 14447367, 16052630, 19263156, 24078945, 26267940, 28894734, 32105260, 48157890, 57789468, 72236835, 96315780, 144473670, 288947340]

約数ペア:

[(1, 288947340), (2, 144473670), (3, 96315780), (4, 72236835), (5, 57789468), (6, 48157890), (9, 32105260), (10, 28894734), (11, 26267940), (12, 24078945), (15, 19263156), (18, 16052630), (20, 14447367), (22, 13133970), (30, 9631578), (33, 8755980), (36, 8026315), (44, 6566985), (45, 6421052), (55, 5253588), (60, 4815789), (66, 4377990), (90, 3210526), (99, 2918660), (110, 2626794), (132, 2188995), (165, 1751196), (180, 1605263), (198, 1459330), (220, 1313397), (330, 875598), (396, 729665), (495, 583732), (660, 437799), (990, 291866), (1980, 145933)]