68965140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16189}}^1$

素因数の和:16272

約数の個数: 48

約数和(自身を含む): 195834240

約数和(自身を除く): 126869100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 16189, 32378, 48567, 64756, 80945, 97134, 161890, 194268, 242835, 323780, 485670, 971340, 1149419, 2298838, 3448257, 4597676, 5747095, 6896514, 11494190, 13793028, 17241285, 22988380, 34482570, 68965140]

約数ペア:

[(1, 68965140), (2, 34482570), (3, 22988380), (4, 17241285), (5, 13793028), (6, 11494190), (10, 6896514), (12, 5747095), (15, 4597676), (20, 3448257), (30, 2298838), (60, 1149419), (71, 971340), (142, 485670), (213, 323780), (284, 242835), (355, 194268), (426, 161890), (710, 97134), (852, 80945), (1065, 64756), (1420, 48567), (2130, 32378), (4260, 16189)]