64141720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2281}}^1$

素因数の和:2348

約数の個数: 64

約数和(自身を含む): 156088800

約数和(自身を除く): 91947080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2281, 2812, 3515, 4562, 5624, 7030, 9124, 11405, 14060, 18248, 22810, 28120, 43339, 45620, 84397, 86678, 91240, 168794, 173356, 216695, 337588, 346712, 421985, 433390, 675176, 843970, 866780, 1603543, 1687940, 1733560, 3207086, 3375880, 6414172, 8017715, 12828344, 16035430, 32070860, 64141720]

約数ペア:

[(1, 64141720), (2, 32070860), (4, 16035430), (5, 12828344), (8, 8017715), (10, 6414172), (19, 3375880), (20, 3207086), (37, 1733560), (38, 1687940), (40, 1603543), (74, 866780), (76, 843970), (95, 675176), (148, 433390), (152, 421985), (185, 346712), (190, 337588), (296, 216695), (370, 173356), (380, 168794), (703, 91240), (740, 86678), (760, 84397), (1406, 45620), (1480, 43339), (2281, 28120), (2812, 22810), (3515, 18248), (4562, 14060), (5624, 11405), (7030, 9124)]