207279660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{493523}}^1$

素因数の和:493542

約数の個数: 48

約数和(自身を含む): 663296256

約数和(自身を除く): 456016596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 493523, 987046, 1480569, 1974092, 2467615, 2961138, 3454661, 4935230, 5922276, 6909322, 7402845, 9870460, 10363983, 13818644, 14805690, 17273305, 20727966, 29611380, 34546610, 41455932, 51819915, 69093220, 103639830, 207279660]

約数ペア:

[(1, 207279660), (2, 103639830), (3, 69093220), (4, 51819915), (5, 41455932), (6, 34546610), (7, 29611380), (10, 20727966), (12, 17273305), (14, 14805690), (15, 13818644), (20, 10363983), (21, 9870460), (28, 7402845), (30, 6909322), (35, 5922276), (42, 4935230), (60, 3454661), (70, 2961138), (84, 2467615), (105, 1974092), (140, 1480569), (210, 987046), (420, 493523)]