120223880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3089}}^1$

素因数の和:3246

約数の個数: 64

約数和(自身を含む): 311472000

約数和(自身を除く): 191248120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3089, 3892, 4865, 5560, 6178, 7784, 9730, 12356, 15445, 19460, 21623, 24712, 30890, 38920, 43246, 61780, 86492, 108115, 123560, 172984, 216230, 429371, 432460, 858742, 864920, 1717484, 2146855, 3005597, 3434968, 4293710, 6011194, 8587420, 12022388, 15027985, 17174840, 24044776, 30055970, 60111940, 120223880]

約数ペア:

[(1, 120223880), (2, 60111940), (4, 30055970), (5, 24044776), (7, 17174840), (8, 15027985), (10, 12022388), (14, 8587420), (20, 6011194), (28, 4293710), (35, 3434968), (40, 3005597), (56, 2146855), (70, 1717484), (139, 864920), (140, 858742), (278, 432460), (280, 429371), (556, 216230), (695, 172984), (973, 123560), (1112, 108115), (1390, 86492), (1946, 61780), (2780, 43246), (3089, 38920), (3892, 30890), (4865, 24712), (5560, 21623), (6178, 19460), (7784, 15445), (9730, 12356)]