56781720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3847}}^1$

素因数の和:3905

約数の個数: 96

約数和(自身を含む): 189090720

約数和(自身を除く): 132309000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 2460, 2952, 3690, 3847, 4920, 7380, 7694, 11541, 14760, 15388, 19235, 23082, 30776, 34623, 38470, 46164, 57705, 69246, 76940, 92328, 115410, 138492, 153880, 157727, 173115, 230820, 276984, 315454, 346230, 461640, 473181, 630908, 692460, 788635, 946362, 1261816, 1384920, 1419543, 1577270, 1892724, 2365905, 2839086, 3154540, 3785448, 4731810, 5678172, 6309080, 7097715, 9463620, 11356344, 14195430, 18927240, 28390860, 56781720]

約数ペア:

[(1, 56781720), (2, 28390860), (3, 18927240), (4, 14195430), (5, 11356344), (6, 9463620), (8, 7097715), (9, 6309080), (10, 5678172), (12, 4731810), (15, 3785448), (18, 3154540), (20, 2839086), (24, 2365905), (30, 1892724), (36, 1577270), (40, 1419543), (41, 1384920), (45, 1261816), (60, 946362), (72, 788635), (82, 692460), (90, 630908), (120, 473181), (123, 461640), (164, 346230), (180, 315454), (205, 276984), (246, 230820), (328, 173115), (360, 157727), (369, 153880), (410, 138492), (492, 115410), (615, 92328), (738, 76940), (820, 69246), (984, 57705), (1230, 46164), (1476, 38470), (1640, 34623), (1845, 30776), (2460, 23082), (2952, 19235), (3690, 15388), (3847, 14760), (4920, 11541), (7380, 7694)]