64931580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1777}}^1$

素因数の和:1828

約数の個数: 144

約数和(自身を含む): 232989120

約数和(自身を除く): 168057540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1777, 1827, 2030, 2436, 2610, 3045, 3554, 3654, 4060, 5220, 5331, 6090, 7108, 7308, 8885, 9135, 10662, 12180, 12439, 15993, 17770, 18270, 21324, 24878, 26655, 31986, 35540, 36540, 37317, 49756, 51533, 53310, 62195, 63972, 74634, 79965, 103066, 106620, 111951, 124390, 149268, 154599, 159930, 186585, 206132, 223902, 248780, 257665, 309198, 319860, 360731, 373170, 447804, 463797, 515330, 559755, 618396, 721462, 746340, 772995, 927594, 1030660, 1082193, 1119510, 1442924, 1545990, 1803655, 1855188, 2164386, 2239020, 2318985, 3091980, 3246579, 3607310, 4328772, 4637970, 5410965, 6493158, 7214620, 9275940, 10821930, 12986316, 16232895, 21643860, 32465790, 64931580]

約数ペア:

[(1, 64931580), (2, 32465790), (3, 21643860), (4, 16232895), (5, 12986316), (6, 10821930), (7, 9275940), (9, 7214620), (10, 6493158), (12, 5410965), (14, 4637970), (15, 4328772), (18, 3607310), (20, 3246579), (21, 3091980), (28, 2318985), (29, 2239020), (30, 2164386), (35, 1855188), (36, 1803655), (42, 1545990), (45, 1442924), (58, 1119510), (60, 1082193), (63, 1030660), (70, 927594), (84, 772995), (87, 746340), (90, 721462), (105, 618396), (116, 559755), (126, 515330), (140, 463797), (145, 447804), (174, 373170), (180, 360731), (203, 319860), (210, 309198), (252, 257665), (261, 248780), (290, 223902), (315, 206132), (348, 186585), (406, 159930), (420, 154599), (435, 149268), (522, 124390), (580, 111951), (609, 106620), (630, 103066), (812, 79965), (870, 74634), (1015, 63972), (1044, 62195), (1218, 53310), (1260, 51533), (1305, 49756), (1740, 37317), (1777, 36540), (1827, 35540), (2030, 31986), (2436, 26655), (2610, 24878), (3045, 21324), (3554, 18270), (3654, 17770), (4060, 15993), (5220, 12439), (5331, 12180), (6090, 10662), (7108, 9135), (7308, 8885)]