211316520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3529}}^1$

素因数の和:4042

約数の個数: 64

約数和(自身を含む): 635400000

約数和(自身を除く): 424083480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 998, 1497, 1996, 2495, 2994, 3529, 3992, 4990, 5988, 7058, 7485, 9980, 10587, 11976, 14116, 14970, 17645, 19960, 21174, 28232, 29940, 35290, 42348, 52935, 59880, 70580, 84696, 105870, 141160, 211740, 423480, 1760971, 3521942, 5282913, 7043884, 8804855, 10565826, 14087768, 17609710, 21131652, 26414565, 35219420, 42263304, 52829130, 70438840, 105658260, 211316520]

約数ペア:

[(1, 211316520), (2, 105658260), (3, 70438840), (4, 52829130), (5, 42263304), (6, 35219420), (8, 26414565), (10, 21131652), (12, 17609710), (15, 14087768), (20, 10565826), (24, 8804855), (30, 7043884), (40, 5282913), (60, 3521942), (120, 1760971), (499, 423480), (998, 211740), (1497, 141160), (1996, 105870), (2495, 84696), (2994, 70580), (3529, 59880), (3992, 52935), (4990, 42348), (5988, 35290), (7058, 29940), (7485, 28232), (9980, 21174), (10587, 19960), (11976, 17645), (14116, 14970)]