988680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 3732480

約数和(自身を除く): 2743800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 107, 110, 120, 132, 140, 154, 165, 168, 210, 214, 220, 231, 264, 280, 308, 321, 330, 385, 420, 428, 440, 462, 535, 616, 642, 660, 749, 770, 840, 856, 924, 1070, 1155, 1177, 1284, 1320, 1498, 1540, 1605, 1848, 2140, 2247, 2310, 2354, 2568, 2996, 3080, 3210, 3531, 3745, 4280, 4494, 4620, 4708, 5885, 5992, 6420, 7062, 7490, 8239, 8988, 9240, 9416, 11235, 11770, 12840, 14124, 14980, 16478, 17655, 17976, 22470, 23540, 24717, 28248, 29960, 32956, 35310, 41195, 44940, 47080, 49434, 65912, 70620, 82390, 89880, 98868, 123585, 141240, 164780, 197736, 247170, 329560, 494340, 988680]

約数ペア:

[(1, 988680), (2, 494340), (3, 329560), (4, 247170), (5, 197736), (6, 164780), (7, 141240), (8, 123585), (10, 98868), (11, 89880), (12, 82390), (14, 70620), (15, 65912), (20, 49434), (21, 47080), (22, 44940), (24, 41195), (28, 35310), (30, 32956), (33, 29960), (35, 28248), (40, 24717), (42, 23540), (44, 22470), (55, 17976), (56, 17655), (60, 16478), (66, 14980), (70, 14124), (77, 12840), (84, 11770), (88, 11235), (105, 9416), (107, 9240), (110, 8988), (120, 8239), (132, 7490), (140, 7062), (154, 6420), (165, 5992), (168, 5885), (210, 4708), (214, 4620), (220, 4494), (231, 4280), (264, 3745), (280, 3531), (308, 3210), (321, 3080), (330, 2996), (385, 2568), (420, 2354), (428, 2310), (440, 2247), (462, 2140), (535, 1848), (616, 1605), (642, 1540), (660, 1498), (749, 1320), (770, 1284), (840, 1177), (856, 1155), (924, 1070)]