81087780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13121}}^1$

素因数の和:13236

約数の個数: 48

約数和(自身を含む): 229267584

約数和(自身を除く): 148179804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 13121, 26242, 39363, 52484, 65605, 78726, 131210, 157452, 196815, 262420, 393630, 787260, 1351463, 2702926, 4054389, 5405852, 6757315, 8108778, 13514630, 16217556, 20271945, 27029260, 40543890, 81087780]

約数ペア:

[(1, 81087780), (2, 40543890), (3, 27029260), (4, 20271945), (5, 16217556), (6, 13514630), (10, 8108778), (12, 6757315), (15, 5405852), (20, 4054389), (30, 2702926), (60, 1351463), (103, 787260), (206, 393630), (309, 262420), (412, 196815), (515, 157452), (618, 131210), (1030, 78726), (1236, 65605), (1545, 52484), (2060, 39363), (3090, 26242), (6180, 13121)]