257500980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130051}}^1$

素因数の和:130077

約数の個数: 72

約数和(自身を含む): 852100704

約数和(自身を除く): 594599724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 130051, 260102, 390153, 520204, 650255, 780306, 1170459, 1300510, 1430561, 1560612, 1950765, 2340918, 2601020, 2861122, 3901530, 4291683, 4681836, 5722244, 5852295, 7152805, 7803060, 8583366, 11704590, 12875049, 14305610, 17166732, 21458415, 23409180, 25750098, 28611220, 42916830, 51500196, 64375245, 85833660, 128750490, 257500980]

約数ペア:

[(1, 257500980), (2, 128750490), (3, 85833660), (4, 64375245), (5, 51500196), (6, 42916830), (9, 28611220), (10, 25750098), (11, 23409180), (12, 21458415), (15, 17166732), (18, 14305610), (20, 12875049), (22, 11704590), (30, 8583366), (33, 7803060), (36, 7152805), (44, 5852295), (45, 5722244), (55, 4681836), (60, 4291683), (66, 3901530), (90, 2861122), (99, 2601020), (110, 2340918), (132, 1950765), (165, 1560612), (180, 1430561), (198, 1300510), (220, 1170459), (330, 780306), (396, 650255), (495, 520204), (660, 390153), (990, 260102), (1980, 130051)]