28460520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7187}}^1$

素因数の和:7215

約数の個数: 96

約数和(自身を含む): 100919520

約数和(自身を除く): 72459000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 7187, 14374, 21561, 28748, 35935, 43122, 57496, 64683, 71870, 79057, 86244, 107805, 129366, 143740, 158114, 172488, 215610, 237171, 258732, 287480, 316228, 323415, 395285, 431220, 474342, 517464, 632456, 646830, 711513, 790570, 862440, 948684, 1185855, 1293660, 1423026, 1581140, 1897368, 2371710, 2587320, 2846052, 3162280, 3557565, 4743420, 5692104, 7115130, 9486840, 14230260, 28460520]

約数ペア:

[(1, 28460520), (2, 14230260), (3, 9486840), (4, 7115130), (5, 5692104), (6, 4743420), (8, 3557565), (9, 3162280), (10, 2846052), (11, 2587320), (12, 2371710), (15, 1897368), (18, 1581140), (20, 1423026), (22, 1293660), (24, 1185855), (30, 948684), (33, 862440), (36, 790570), (40, 711513), (44, 646830), (45, 632456), (55, 517464), (60, 474342), (66, 431220), (72, 395285), (88, 323415), (90, 316228), (99, 287480), (110, 258732), (120, 237171), (132, 215610), (165, 172488), (180, 158114), (198, 143740), (220, 129366), (264, 107805), (330, 86244), (360, 79057), (396, 71870), (440, 64683), (495, 57496), (660, 43122), (792, 35935), (990, 28748), (1320, 21561), (1980, 14374), (3960, 7187)]