287541360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{133121}}^1$

素因数の和:133143

約数の個数: 80

約数和(自身を含む): 990427680

約数和(自身を除く): 702886320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 133121, 266242, 399363, 532484, 665605, 798726, 1064968, 1198089, 1331210, 1597452, 1996815, 2129936, 2396178, 2662420, 3194904, 3594267, 3993630, 4792356, 5324840, 5990445, 6389808, 7188534, 7987260, 9584712, 10649680, 11980890, 14377068, 15974520, 17971335, 19169424, 23961780, 28754136, 31949040, 35942670, 47923560, 57508272, 71885340, 95847120, 143770680, 287541360]

約数ペア:

[(1, 287541360), (2, 143770680), (3, 95847120), (4, 71885340), (5, 57508272), (6, 47923560), (8, 35942670), (9, 31949040), (10, 28754136), (12, 23961780), (15, 19169424), (16, 17971335), (18, 15974520), (20, 14377068), (24, 11980890), (27, 10649680), (30, 9584712), (36, 7987260), (40, 7188534), (45, 6389808), (48, 5990445), (54, 5324840), (60, 4792356), (72, 3993630), (80, 3594267), (90, 3194904), (108, 2662420), (120, 2396178), (135, 2129936), (144, 1996815), (180, 1597452), (216, 1331210), (240, 1198089), (270, 1064968), (360, 798726), (432, 665605), (540, 532484), (720, 399363), (1080, 266242), (2160, 133121)]