164745320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{541}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 388679040

約数和(自身を除く): 223933720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 331, 460, 541, 662, 920, 1082, 1324, 1655, 2164, 2648, 2705, 3310, 4328, 5410, 6620, 7613, 10820, 12443, 13240, 15226, 21640, 24886, 30452, 38065, 49772, 60904, 62215, 76130, 99544, 124430, 152260, 179071, 248860, 304520, 358142, 497720, 716284, 895355, 1432568, 1790710, 3581420, 4118633, 7162840, 8237266, 16474532, 20593165, 32949064, 41186330, 82372660, 164745320]

約数ペア:

[(1, 164745320), (2, 82372660), (4, 41186330), (5, 32949064), (8, 20593165), (10, 16474532), (20, 8237266), (23, 7162840), (40, 4118633), (46, 3581420), (92, 1790710), (115, 1432568), (184, 895355), (230, 716284), (331, 497720), (460, 358142), (541, 304520), (662, 248860), (920, 179071), (1082, 152260), (1324, 124430), (1655, 99544), (2164, 76130), (2648, 62215), (2705, 60904), (3310, 49772), (4328, 38065), (5410, 30452), (6620, 24886), (7613, 21640), (10820, 15226), (12443, 13240)]