79288380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3169}}^1$

素因数の和:3323

約数の個数: 72

約数和(自身を含む): 242314800

約数和(自身を除く): 163026420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 3169, 4170, 5004, 6255, 6338, 8340, 9507, 12510, 12676, 15845, 19014, 25020, 28521, 31690, 38028, 47535, 57042, 63380, 95070, 114084, 142605, 190140, 285210, 440491, 570420, 880982, 1321473, 1761964, 2202455, 2642946, 3964419, 4404910, 5285892, 6607365, 7928838, 8809820, 13214730, 15857676, 19822095, 26429460, 39644190, 79288380]

約数ペア:

[(1, 79288380), (2, 39644190), (3, 26429460), (4, 19822095), (5, 15857676), (6, 13214730), (9, 8809820), (10, 7928838), (12, 6607365), (15, 5285892), (18, 4404910), (20, 3964419), (30, 2642946), (36, 2202455), (45, 1761964), (60, 1321473), (90, 880982), (139, 570420), (180, 440491), (278, 285210), (417, 190140), (556, 142605), (695, 114084), (834, 95070), (1251, 63380), (1390, 57042), (1668, 47535), (2085, 38028), (2502, 31690), (2780, 28521), (3169, 25020), (4170, 19014), (5004, 15845), (6255, 12676), (6338, 12510), (8340, 9507)]