139963980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179441}}^1$

素因数の和:179466

約数の個数: 48

約数和(自身を含む): 422047584

約数和(自身を除く): 282083604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 179441, 358882, 538323, 717764, 897205, 1076646, 1794410, 2153292, 2332733, 2691615, 3588820, 4665466, 5383230, 6998199, 9330932, 10766460, 11663665, 13996398, 23327330, 27992796, 34990995, 46654660, 69981990, 139963980]

約数ペア:

[(1, 139963980), (2, 69981990), (3, 46654660), (4, 34990995), (5, 27992796), (6, 23327330), (10, 13996398), (12, 11663665), (13, 10766460), (15, 9330932), (20, 6998199), (26, 5383230), (30, 4665466), (39, 3588820), (52, 2691615), (60, 2332733), (65, 2153292), (78, 1794410), (130, 1076646), (156, 897205), (195, 717764), (260, 538323), (390, 358882), (780, 179441)]