81112380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1531}}^1$

素因数の和:2426

約数の個数: 48

約数和(自身を含む): 227520384

約数和(自身を除く): 146408004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 883, 1531, 1766, 2649, 3062, 3532, 4415, 4593, 5298, 6124, 7655, 8830, 9186, 10596, 13245, 15310, 17660, 18372, 22965, 26490, 30620, 45930, 52980, 91860, 1351873, 2703746, 4055619, 5407492, 6759365, 8111238, 13518730, 16222476, 20278095, 27037460, 40556190, 81112380]

約数ペア:

[(1, 81112380), (2, 40556190), (3, 27037460), (4, 20278095), (5, 16222476), (6, 13518730), (10, 8111238), (12, 6759365), (15, 5407492), (20, 4055619), (30, 2703746), (60, 1351873), (883, 91860), (1531, 52980), (1766, 45930), (2649, 30620), (3062, 26490), (3532, 22965), (4415, 18372), (4593, 17660), (5298, 15310), (6124, 13245), (7655, 10596), (8830, 9186)]