202279980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{481619}}^1$

素因数の和:481638

約数の個数: 48

約数和(自身を含む): 647297280

約数和(自身を除く): 445017300

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, 481619, 963238, 1444857, 1926476, 2408095, 2889714, 3371333, 4816190, 5779428, 6742666, 7224285, 9632380, 10113999, 13485332, 14448570, 16856665, 20227998, 28897140, 33713330, 40455996, 50569995, 67426660, 101139990, 202279980]

約数ペア:

[(1, 202279980), (2, 101139990), (3, 67426660), (4, 50569995), (5, 40455996), (6, 33713330), (7, 28897140), (10, 20227998), (12, 16856665), (14, 14448570), (15, 13485332), (20, 10113999), (21, 9632380), (28, 7224285), (30, 6742666), (35, 5779428), (42, 4816190), (60, 3371333), (70, 2889714), (84, 2408095), (105, 1926476), (140, 1444857), (210, 963238), (420, 481619)]