61814640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257561}}^1$

素因数の和:257577

約数の個数: 40

約数和(自身を含む): 191626128

約数和(自身を除く): 129811488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257561, 515122, 772683, 1030244, 1287805, 1545366, 2060488, 2575610, 3090732, 3863415, 4120976, 5151220, 6181464, 7726830, 10302440, 12362928, 15453660, 20604880, 30907320, 61814640]

約数ペア:

[(1, 61814640), (2, 30907320), (3, 20604880), (4, 15453660), (5, 12362928), (6, 10302440), (8, 7726830), (10, 6181464), (12, 5151220), (15, 4120976), (16, 3863415), (20, 3090732), (24, 2575610), (30, 2060488), (40, 1545366), (48, 1287805), (60, 1030244), (80, 772683), (120, 515122), (240, 257561)]