2480940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 9434880

約数和(自身を除く): 6953940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 179, 180, 198, 210, 220, 231, 252, 308, 315, 330, 358, 385, 396, 420, 462, 495, 537, 630, 660, 693, 716, 770, 895, 924, 990, 1074, 1155, 1253, 1260, 1386, 1540, 1611, 1790, 1969, 1980, 2148, 2310, 2506, 2685, 2772, 3222, 3465, 3580, 3759, 3938, 4620, 5012, 5370, 5907, 6265, 6444, 6930, 7518, 7876, 8055, 9845, 10740, 11277, 11814, 12530, 13783, 13860, 15036, 16110, 17721, 18795, 19690, 22554, 23628, 25060, 27566, 29535, 32220, 35442, 37590, 39380, 41349, 45108, 55132, 56385, 59070, 68915, 70884, 75180, 82698, 88605, 112770, 118140, 124047, 137830, 165396, 177210, 206745, 225540, 248094, 275660, 354420, 413490, 496188, 620235, 826980, 1240470, 2480940]

約数ペア:

[(1, 2480940), (2, 1240470), (3, 826980), (4, 620235), (5, 496188), (6, 413490), (7, 354420), (9, 275660), (10, 248094), (11, 225540), (12, 206745), (14, 177210), (15, 165396), (18, 137830), (20, 124047), (21, 118140), (22, 112770), (28, 88605), (30, 82698), (33, 75180), (35, 70884), (36, 68915), (42, 59070), (44, 56385), (45, 55132), (55, 45108), (60, 41349), (63, 39380), (66, 37590), (70, 35442), (77, 32220), (84, 29535), (90, 27566), (99, 25060), (105, 23628), (110, 22554), (126, 19690), (132, 18795), (140, 17721), (154, 16110), (165, 15036), (179, 13860), (180, 13783), (198, 12530), (210, 11814), (220, 11277), (231, 10740), (252, 9845), (308, 8055), (315, 7876), (330, 7518), (358, 6930), (385, 6444), (396, 6265), (420, 5907), (462, 5370), (495, 5012), (537, 4620), (630, 3938), (660, 3759), (693, 3580), (716, 3465), (770, 3222), (895, 2772), (924, 2685), (990, 2506), (1074, 2310), (1155, 2148), (1253, 1980), (1260, 1969), (1386, 1790), (1540, 1611)]