270840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 848160

約数和(自身を除く): 577320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 61, 74, 111, 120, 122, 148, 183, 185, 222, 244, 296, 305, 366, 370, 444, 488, 555, 610, 732, 740, 888, 915, 1110, 1220, 1464, 1480, 1830, 2220, 2257, 2440, 3660, 4440, 4514, 6771, 7320, 9028, 11285, 13542, 18056, 22570, 27084, 33855, 45140, 54168, 67710, 90280, 135420, 270840]

約数ペア:

[(1, 270840), (2, 135420), (3, 90280), (4, 67710), (5, 54168), (6, 45140), (8, 33855), (10, 27084), (12, 22570), (15, 18056), (20, 13542), (24, 11285), (30, 9028), (37, 7320), (40, 6771), (60, 4514), (61, 4440), (74, 3660), (111, 2440), (120, 2257), (122, 2220), (148, 1830), (183, 1480), (185, 1464), (222, 1220), (244, 1110), (296, 915), (305, 888), (366, 740), (370, 732), (444, 610), (488, 555)]