1555143660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1234241}}^1$

素因数の和:1234263

約数の個数: 72

約数和(自身を含む): 5391169056

約数和(自身を除く): 3836025396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1234241, 2468482, 3702723, 4936964, 6171205, 7405446, 8639687, 11108169, 12342410, 14810892, 17279374, 18513615, 22216338, 24684820, 25919061, 34558748, 37027230, 43198435, 44432676, 51838122, 55540845, 74054460, 77757183, 86396870, 103676244, 111081690, 129595305, 155514366, 172793740, 222163380, 259190610, 311028732, 388785915, 518381220, 777571830, 1555143660]

約数ペア:

[(1, 1555143660), (2, 777571830), (3, 518381220), (4, 388785915), (5, 311028732), (6, 259190610), (7, 222163380), (9, 172793740), (10, 155514366), (12, 129595305), (14, 111081690), (15, 103676244), (18, 86396870), (20, 77757183), (21, 74054460), (28, 55540845), (30, 51838122), (35, 44432676), (36, 43198435), (42, 37027230), (45, 34558748), (60, 25919061), (63, 24684820), (70, 22216338), (84, 18513615), (90, 17279374), (105, 14810892), (126, 12342410), (140, 11108169), (180, 8639687), (210, 7405446), (252, 6171205), (315, 4936964), (420, 3702723), (630, 2468482), (1260, 1234241)]