7427280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{4421}}^1$

素因数の和:4444

約数の個数: 80

約数和(自身を含む): 26319744

約数和(自身を除く): 18892464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 4421, 8842, 13263, 17684, 22105, 26526, 30947, 35368, 44210, 53052, 61894, 66315, 70736, 88420, 92841, 106104, 123788, 132630, 154735, 176840, 185682, 212208, 247576, 265260, 309470, 353680, 371364, 464205, 495152, 530520, 618940, 742728, 928410, 1061040, 1237880, 1485456, 1856820, 2475760, 3713640, 7427280]

約数ペア:

[(1, 7427280), (2, 3713640), (3, 2475760), (4, 1856820), (5, 1485456), (6, 1237880), (7, 1061040), (8, 928410), (10, 742728), (12, 618940), (14, 530520), (15, 495152), (16, 464205), (20, 371364), (21, 353680), (24, 309470), (28, 265260), (30, 247576), (35, 212208), (40, 185682), (42, 176840), (48, 154735), (56, 132630), (60, 123788), (70, 106104), (80, 92841), (84, 88420), (105, 70736), (112, 66315), (120, 61894), (140, 53052), (168, 44210), (210, 35368), (240, 30947), (280, 26526), (336, 22105), (420, 17684), (560, 13263), (840, 8842), (1680, 4421)]