1557630

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{641}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 4206384

約数和(自身を除く): 2648754

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 641, 810, 1215, 1282, 1923, 2430, 3205, 3846, 5769, 6410, 9615, 11538, 17307, 19230, 28845, 34614, 51921, 57690, 86535, 103842, 155763, 173070, 259605, 311526, 519210, 778815, 1557630]

約数ペア:

[(1, 1557630), (2, 778815), (3, 519210), (5, 311526), (6, 259605), (9, 173070), (10, 155763), (15, 103842), (18, 86535), (27, 57690), (30, 51921), (45, 34614), (54, 28845), (81, 19230), (90, 17307), (135, 11538), (162, 9615), (243, 6410), (270, 5769), (405, 3846), (486, 3205), (641, 2430), (810, 1923), (1215, 1282)]