68191290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12421}}^1$

素因数の和:12495

約数の個数: 48

約数和(自身を含む): 180218376

約数和(自身を除く): 112027086

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 12421, 24842, 37263, 62105, 74526, 111789, 124210, 186315, 223578, 372630, 558945, 757681, 1117890, 1515362, 2273043, 3788405, 4546086, 6819129, 7576810, 11365215, 13638258, 22730430, 34095645, 68191290]

約数ペア:

[(1, 68191290), (2, 34095645), (3, 22730430), (5, 13638258), (6, 11365215), (9, 7576810), (10, 6819129), (15, 4546086), (18, 3788405), (30, 2273043), (45, 1515362), (61, 1117890), (90, 757681), (122, 558945), (183, 372630), (305, 223578), (366, 186315), (549, 124210), (610, 111789), (915, 74526), (1098, 62105), (1830, 37263), (2745, 24842), (5490, 12421)]