205061040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284807}}^1$

素因数の和:284826

約数の個数: 60

約数和(自身を含む): 688665744

約数和(自身を除く): 483604704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 284807, 569614, 854421, 1139228, 1424035, 1708842, 2278456, 2563263, 2848070, 3417684, 4272105, 4556912, 5126526, 5696140, 6835368, 8544210, 10253052, 11392280, 12816315, 13670736, 17088420, 20506104, 22784560, 25632630, 34176840, 41012208, 51265260, 68353680, 102530520, 205061040]

約数ペア:

[(1, 205061040), (2, 102530520), (3, 68353680), (4, 51265260), (5, 41012208), (6, 34176840), (8, 25632630), (9, 22784560), (10, 20506104), (12, 17088420), (15, 13670736), (16, 12816315), (18, 11392280), (20, 10253052), (24, 8544210), (30, 6835368), (36, 5696140), (40, 5126526), (45, 4556912), (48, 4272105), (60, 3417684), (72, 2848070), (80, 2563263), (90, 2278456), (120, 1708842), (144, 1424035), (180, 1139228), (240, 854421), (360, 569614), (720, 284807)]