90280620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8501}}^1$

素因数の和:8575

約数の個数: 72

約数和(自身を含む): 278525520

約数和(自身を除く): 188244900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 8501, 10620, 17002, 25503, 34004, 42505, 51006, 76509, 85010, 102012, 127515, 153018, 170020, 255030, 306036, 382545, 501559, 510060, 765090, 1003118, 1504677, 1530180, 2006236, 2507795, 3009354, 4514031, 5015590, 6018708, 7523385, 9028062, 10031180, 15046770, 18056124, 22570155, 30093540, 45140310, 90280620]

約数ペア:

[(1, 90280620), (2, 45140310), (3, 30093540), (4, 22570155), (5, 18056124), (6, 15046770), (9, 10031180), (10, 9028062), (12, 7523385), (15, 6018708), (18, 5015590), (20, 4514031), (30, 3009354), (36, 2507795), (45, 2006236), (59, 1530180), (60, 1504677), (90, 1003118), (118, 765090), (177, 510060), (180, 501559), (236, 382545), (295, 306036), (354, 255030), (531, 170020), (590, 153018), (708, 127515), (885, 102012), (1062, 85010), (1180, 76509), (1770, 51006), (2124, 42505), (2655, 34004), (3540, 25503), (5310, 17002), (8501, 10620)]