617989860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{17789}}^1$

素因数の和:17997

約数の個数: 72

約数和(自身を含む): 1884387960

約数和(自身を除く): 1266398100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 965, 1158, 1737, 1930, 2316, 2895, 3474, 3860, 5790, 6948, 8685, 11580, 17370, 17789, 34740, 35578, 53367, 71156, 88945, 106734, 160101, 177890, 213468, 266835, 320202, 355780, 533670, 640404, 800505, 1067340, 1601010, 3202020, 3433277, 6866554, 10299831, 13733108, 17166385, 20599662, 30899493, 34332770, 41199324, 51499155, 61798986, 68665540, 102998310, 123597972, 154497465, 205996620, 308994930, 617989860]

約数ペア:

[(1, 617989860), (2, 308994930), (3, 205996620), (4, 154497465), (5, 123597972), (6, 102998310), (9, 68665540), (10, 61798986), (12, 51499155), (15, 41199324), (18, 34332770), (20, 30899493), (30, 20599662), (36, 17166385), (45, 13733108), (60, 10299831), (90, 6866554), (180, 3433277), (193, 3202020), (386, 1601010), (579, 1067340), (772, 800505), (965, 640404), (1158, 533670), (1737, 355780), (1930, 320202), (2316, 266835), (2895, 213468), (3474, 177890), (3860, 160101), (5790, 106734), (6948, 88945), (8685, 71156), (11580, 53367), (17370, 35578), (17789, 34740)]