287113860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{145007}}^1$

素因数の和:145033

約数の個数: 72

約数和(自身を含む): 950092416

約数和(自身を除く): 662978556

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, 145007, 290014, 435021, 580028, 725035, 870042, 1305063, 1450070, 1595077, 1740084, 2175105, 2610126, 2900140, 3190154, 4350210, 4785231, 5220252, 6380308, 6525315, 7975385, 8700420, 9570462, 13050630, 14355693, 15950770, 19140924, 23926155, 26101260, 28711386, 31901540, 47852310, 57422772, 71778465, 95704620, 143556930, 287113860]

約数ペア:

[(1, 287113860), (2, 143556930), (3, 95704620), (4, 71778465), (5, 57422772), (6, 47852310), (9, 31901540), (10, 28711386), (11, 26101260), (12, 23926155), (15, 19140924), (18, 15950770), (20, 14355693), (22, 13050630), (30, 9570462), (33, 8700420), (36, 7975385), (44, 6525315), (45, 6380308), (55, 5220252), (60, 4785231), (66, 4350210), (90, 3190154), (99, 2900140), (110, 2610126), (132, 2175105), (165, 1740084), (180, 1595077), (198, 1450070), (220, 1305063), (330, 870042), (396, 725035), (495, 580028), (660, 435021), (990, 290014), (1980, 145007)]