168185720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5981}}^1$

素因数の和:6048

約数の個数: 64

約数和(自身を含む): 409168800

約数和(自身を除く): 240983080

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, 2812, 3515, 5624, 5981, 7030, 11962, 14060, 23924, 28120, 29905, 47848, 59810, 113639, 119620, 221297, 227278, 239240, 442594, 454556, 568195, 885188, 909112, 1106485, 1136390, 1770376, 2212970, 2272780, 4204643, 4425940, 4545560, 8409286, 8851880, 16818572, 21023215, 33637144, 42046430, 84092860, 168185720]

約数ペア:

[(1, 168185720), (2, 84092860), (4, 42046430), (5, 33637144), (8, 21023215), (10, 16818572), (19, 8851880), (20, 8409286), (37, 4545560), (38, 4425940), (40, 4204643), (74, 2272780), (76, 2212970), (95, 1770376), (148, 1136390), (152, 1106485), (185, 909112), (190, 885188), (296, 568195), (370, 454556), (380, 442594), (703, 239240), (740, 227278), (760, 221297), (1406, 119620), (1480, 113639), (2812, 59810), (3515, 47848), (5624, 29905), (5981, 28120), (7030, 23924), (11962, 14060)]