281830320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{130477}}^1$

素因数の和:130499

約数の個数: 80

約数和(自身を含む): 970756320

約数和(自身を除く): 688926000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 130477, 260954, 391431, 521908, 652385, 782862, 1043816, 1174293, 1304770, 1565724, 1957155, 2087632, 2348586, 2609540, 3131448, 3522879, 3914310, 4697172, 5219080, 5871465, 6262896, 7045758, 7828620, 9394344, 10438160, 11742930, 14091516, 15657240, 17614395, 18788688, 23485860, 28183032, 31314480, 35228790, 46971720, 56366064, 70457580, 93943440, 140915160, 281830320]

約数ペア:

[(1, 281830320), (2, 140915160), (3, 93943440), (4, 70457580), (5, 56366064), (6, 46971720), (8, 35228790), (9, 31314480), (10, 28183032), (12, 23485860), (15, 18788688), (16, 17614395), (18, 15657240), (20, 14091516), (24, 11742930), (27, 10438160), (30, 9394344), (36, 7828620), (40, 7045758), (45, 6262896), (48, 5871465), (54, 5219080), (60, 4697172), (72, 3914310), (80, 3522879), (90, 3131448), (108, 2609540), (120, 2348586), (135, 2087632), (144, 1957155), (180, 1565724), (216, 1304770), (240, 1174293), (270, 1043816), (360, 782862), (432, 652385), (540, 521908), (720, 391431), (1080, 260954), (2160, 130477)]