252541980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{2129}}^1$

素因数の和:2803

約数の個数: 72

約数和(自身を含む): 767566800

約数和(自身を除く): 515024820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 659, 1318, 1977, 2129, 2636, 3295, 3954, 4258, 5931, 6387, 6590, 7908, 8516, 9885, 10645, 11862, 12774, 13180, 19161, 19770, 21290, 23724, 25548, 29655, 31935, 38322, 39540, 42580, 59310, 63870, 76644, 95805, 118620, 127740, 191610, 383220, 1403011, 2806022, 4209033, 5612044, 7015055, 8418066, 12627099, 14030110, 16836132, 21045165, 25254198, 28060220, 42090330, 50508396, 63135495, 84180660, 126270990, 252541980]

約数ペア:

[(1, 252541980), (2, 126270990), (3, 84180660), (4, 63135495), (5, 50508396), (6, 42090330), (9, 28060220), (10, 25254198), (12, 21045165), (15, 16836132), (18, 14030110), (20, 12627099), (30, 8418066), (36, 7015055), (45, 5612044), (60, 4209033), (90, 2806022), (180, 1403011), (659, 383220), (1318, 191610), (1977, 127740), (2129, 118620), (2636, 95805), (3295, 76644), (3954, 63870), (4258, 59310), (5931, 42580), (6387, 39540), (6590, 38322), (7908, 31935), (8516, 29655), (9885, 25548), (10645, 23724), (11862, 21290), (12774, 19770), (13180, 19161)]