16789860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2521}}^1$

素因数の和:2573

約数の個数: 72

約数和(自身を含む): 52326456

約数和(自身を除く): 35536596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 2521, 3330, 5042, 6660, 7563, 10084, 12605, 15126, 22689, 25210, 30252, 37815, 45378, 50420, 75630, 90756, 93277, 113445, 151260, 186554, 226890, 279831, 373108, 453780, 466385, 559662, 839493, 932770, 1119324, 1399155, 1678986, 1865540, 2798310, 3357972, 4197465, 5596620, 8394930, 16789860]

約数ペア:

[(1, 16789860), (2, 8394930), (3, 5596620), (4, 4197465), (5, 3357972), (6, 2798310), (9, 1865540), (10, 1678986), (12, 1399155), (15, 1119324), (18, 932770), (20, 839493), (30, 559662), (36, 466385), (37, 453780), (45, 373108), (60, 279831), (74, 226890), (90, 186554), (111, 151260), (148, 113445), (180, 93277), (185, 90756), (222, 75630), (333, 50420), (370, 45378), (444, 37815), (555, 30252), (666, 25210), (740, 22689), (1110, 15126), (1332, 12605), (1665, 10084), (2220, 7563), (2521, 6660), (3330, 5042)]