99543420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7789}}^1$

素因数の和:7875

約数の個数: 72

約数和(自身を含む): 306240480

約数和(自身を除く): 206697060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 7789, 12780, 15578, 23367, 31156, 38945, 46734, 70101, 77890, 93468, 116835, 140202, 155780, 233670, 280404, 350505, 467340, 553019, 701010, 1106038, 1402020, 1659057, 2212076, 2765095, 3318114, 4977171, 5530190, 6636228, 8295285, 9954342, 11060380, 16590570, 19908684, 24885855, 33181140, 49771710, 99543420]

約数ペア:

[(1, 99543420), (2, 49771710), (3, 33181140), (4, 24885855), (5, 19908684), (6, 16590570), (9, 11060380), (10, 9954342), (12, 8295285), (15, 6636228), (18, 5530190), (20, 4977171), (30, 3318114), (36, 2765095), (45, 2212076), (60, 1659057), (71, 1402020), (90, 1106038), (142, 701010), (180, 553019), (213, 467340), (284, 350505), (355, 280404), (426, 233670), (639, 155780), (710, 140202), (852, 116835), (1065, 93468), (1278, 77890), (1420, 70101), (2130, 46734), (2556, 38945), (3195, 31156), (4260, 23367), (6390, 15578), (7789, 12780)]