70730040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{911}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 212751360

約数和(自身を除く): 142021320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 911, 1294, 1822, 1941, 2588, 2733, 3235, 3644, 3882, 4555, 5176, 5466, 6470, 7288, 7764, 9110, 9705, 10932, 12940, 13665, 15528, 18220, 19410, 21864, 25880, 27330, 36440, 38820, 54660, 77640, 109320, 589417, 1178834, 1768251, 2357668, 2947085, 3536502, 4715336, 5894170, 7073004, 8841255, 11788340, 14146008, 17682510, 23576680, 35365020, 70730040]

約数ペア:

[(1, 70730040), (2, 35365020), (3, 23576680), (4, 17682510), (5, 14146008), (6, 11788340), (8, 8841255), (10, 7073004), (12, 5894170), (15, 4715336), (20, 3536502), (24, 2947085), (30, 2357668), (40, 1768251), (60, 1178834), (120, 589417), (647, 109320), (911, 77640), (1294, 54660), (1822, 38820), (1941, 36440), (2588, 27330), (2733, 25880), (3235, 21864), (3644, 19410), (3882, 18220), (4555, 15528), (5176, 13665), (5466, 12940), (6470, 10932), (7288, 9705), (7764, 9110)]