74520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1$

素因数の和:46

約数の個数: 80

約数和(自身を含む): 261360

約数和(自身を除く): 186840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1242, 1380, 1620, 1656, 1863, 2070, 2484, 2760, 3105, 3240, 3726, 4140, 4968, 6210, 7452, 8280, 9315, 12420, 14904, 18630, 24840, 37260, 74520]

約数ペア:

[(1, 74520), (2, 37260), (3, 24840), (4, 18630), (5, 14904), (6, 12420), (8, 9315), (9, 8280), (10, 7452), (12, 6210), (15, 4968), (18, 4140), (20, 3726), (23, 3240), (24, 3105), (27, 2760), (30, 2484), (36, 2070), (40, 1863), (45, 1656), (46, 1620), (54, 1380), (60, 1242), (69, 1080), (72, 1035), (81, 920), (90, 828), (92, 810), (108, 690), (115, 648), (120, 621), (135, 552), (138, 540), (162, 460), (180, 414), (184, 405), (207, 360), (216, 345), (230, 324), (270, 276)]