144461720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 351479520

約数和(自身を除く): 207017800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 353, 520, 706, 787, 1412, 1574, 1765, 2824, 3148, 3530, 3935, 4589, 6296, 7060, 7870, 9178, 10231, 14120, 15740, 18356, 20462, 22945, 31480, 36712, 40924, 45890, 51155, 81848, 91780, 102310, 183560, 204620, 277811, 409240, 555622, 1111244, 1389055, 2222488, 2778110, 3611543, 5556220, 7223086, 11112440, 14446172, 18057715, 28892344, 36115430, 72230860, 144461720]

約数ペア:

[(1, 144461720), (2, 72230860), (4, 36115430), (5, 28892344), (8, 18057715), (10, 14446172), (13, 11112440), (20, 7223086), (26, 5556220), (40, 3611543), (52, 2778110), (65, 2222488), (104, 1389055), (130, 1111244), (260, 555622), (353, 409240), (520, 277811), (706, 204620), (787, 183560), (1412, 102310), (1574, 91780), (1765, 81848), (2824, 51155), (3148, 45890), (3530, 40924), (3935, 36712), (4589, 31480), (6296, 22945), (7060, 20462), (7870, 18356), (9178, 15740), (10231, 14120)]