28086840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1357

約数の個数: 96

約数和(自身を含む): 92851200

約数和(自身を除く): 64764360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1279, 1464, 1830, 2196, 2440, 2558, 2745, 3660, 3837, 4392, 5116, 5490, 6395, 7320, 7674, 10232, 10980, 11511, 12790, 15348, 19185, 21960, 23022, 25580, 30696, 38370, 46044, 51160, 57555, 76740, 78019, 92088, 115110, 153480, 156038, 230220, 234057, 312076, 390095, 460440, 468114, 624152, 702171, 780190, 936228, 1170285, 1404342, 1560380, 1872456, 2340570, 2808684, 3120760, 3510855, 4681140, 5617368, 7021710, 9362280, 14043420, 28086840]

約数ペア:

[(1, 28086840), (2, 14043420), (3, 9362280), (4, 7021710), (5, 5617368), (6, 4681140), (8, 3510855), (9, 3120760), (10, 2808684), (12, 2340570), (15, 1872456), (18, 1560380), (20, 1404342), (24, 1170285), (30, 936228), (36, 780190), (40, 702171), (45, 624152), (60, 468114), (61, 460440), (72, 390095), (90, 312076), (120, 234057), (122, 230220), (180, 156038), (183, 153480), (244, 115110), (305, 92088), (360, 78019), (366, 76740), (488, 57555), (549, 51160), (610, 46044), (732, 38370), (915, 30696), (1098, 25580), (1220, 23022), (1279, 21960), (1464, 19185), (1830, 15348), (2196, 12790), (2440, 11511), (2558, 10980), (2745, 10232), (3660, 7674), (3837, 7320), (4392, 6395), (5116, 5490)]