78133720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1613}}^1$

素因数の和:1804

約数の個数: 64

約数和(自身を含む): 202201920

約数和(自身を除く): 124068200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1613, 1730, 2422, 3226, 3460, 4844, 6055, 6452, 6920, 8065, 9688, 11291, 12110, 12904, 16130, 22582, 24220, 32260, 45164, 48440, 56455, 64520, 90328, 112910, 225820, 279049, 451640, 558098, 1116196, 1395245, 1953343, 2232392, 2790490, 3906686, 5580980, 7813372, 9766715, 11161960, 15626744, 19533430, 39066860, 78133720]

約数ペア:

[(1, 78133720), (2, 39066860), (4, 19533430), (5, 15626744), (7, 11161960), (8, 9766715), (10, 7813372), (14, 5580980), (20, 3906686), (28, 2790490), (35, 2232392), (40, 1953343), (56, 1395245), (70, 1116196), (140, 558098), (173, 451640), (280, 279049), (346, 225820), (692, 112910), (865, 90328), (1211, 64520), (1384, 56455), (1613, 48440), (1730, 45164), (2422, 32260), (3226, 24220), (3460, 22582), (4844, 16130), (6055, 12904), (6452, 12110), (6920, 11291), (8065, 9688)]