1239210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{281}}^1$

素因数の和:308

約数の個数: 72

約数和(自身を含む): 3761316

約数和(自身を除く): 2522106

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 281, 294, 315, 441, 490, 562, 630, 735, 843, 882, 1405, 1470, 1686, 1967, 2205, 2529, 2810, 3934, 4215, 4410, 5058, 5901, 8430, 9835, 11802, 12645, 13769, 17703, 19670, 25290, 27538, 29505, 35406, 41307, 59010, 68845, 82614, 88515, 123921, 137690, 177030, 206535, 247842, 413070, 619605, 1239210]

約数ペア:

[(1, 1239210), (2, 619605), (3, 413070), (5, 247842), (6, 206535), (7, 177030), (9, 137690), (10, 123921), (14, 88515), (15, 82614), (18, 68845), (21, 59010), (30, 41307), (35, 35406), (42, 29505), (45, 27538), (49, 25290), (63, 19670), (70, 17703), (90, 13769), (98, 12645), (105, 11802), (126, 9835), (147, 8430), (210, 5901), (245, 5058), (281, 4410), (294, 4215), (315, 3934), (441, 2810), (490, 2529), (562, 2205), (630, 1967), (735, 1686), (843, 1470), (882, 1405)]