15996660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15683}}^1$

素因数の和:15712

約数の個数: 48

約数和(自身を含む): 47428416

約数和(自身を除く): 31431756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15683, 31366, 47049, 62732, 78415, 94098, 156830, 188196, 235245, 266611, 313660, 470490, 533222, 799833, 940980, 1066444, 1333055, 1599666, 2666110, 3199332, 3999165, 5332220, 7998330, 15996660]

約数ペア:

[(1, 15996660), (2, 7998330), (3, 5332220), (4, 3999165), (5, 3199332), (6, 2666110), (10, 1599666), (12, 1333055), (15, 1066444), (17, 940980), (20, 799833), (30, 533222), (34, 470490), (51, 313660), (60, 266611), (68, 235245), (85, 188196), (102, 156830), (170, 94098), (204, 78415), (255, 62732), (340, 47049), (510, 31366), (1020, 15683)]