18378090

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2521}}^1$

素因数の和:2546

約数の個数: 56

約数和(自身を含む): 49617828

約数和(自身を除く): 31239738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2521, 3645, 5042, 7290, 7563, 12605, 15126, 22689, 25210, 37815, 45378, 68067, 75630, 113445, 136134, 204201, 226890, 340335, 408402, 612603, 680670, 1021005, 1225206, 1837809, 2042010, 3063015, 3675618, 6126030, 9189045, 18378090]

約数ペア:

[(1, 18378090), (2, 9189045), (3, 6126030), (5, 3675618), (6, 3063015), (9, 2042010), (10, 1837809), (15, 1225206), (18, 1021005), (27, 680670), (30, 612603), (45, 408402), (54, 340335), (81, 226890), (90, 204201), (135, 136134), (162, 113445), (243, 75630), (270, 68067), (405, 45378), (486, 37815), (729, 25210), (810, 22689), (1215, 15126), (1458, 12605), (2430, 7563), (2521, 7290), (3645, 5042)]