290503140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{284807}}^1$

素因数の和:284836

約数の個数: 48

約数和(自身を含む): 861259392

約数和(自身を除く): 570756252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 284807, 569614, 854421, 1139228, 1424035, 1708842, 2848070, 3417684, 4272105, 4841719, 5696140, 8544210, 9683438, 14525157, 17088420, 19366876, 24208595, 29050314, 48417190, 58100628, 72625785, 96834380, 145251570, 290503140]

約数ペア:

[(1, 290503140), (2, 145251570), (3, 96834380), (4, 72625785), (5, 58100628), (6, 48417190), (10, 29050314), (12, 24208595), (15, 19366876), (17, 17088420), (20, 14525157), (30, 9683438), (34, 8544210), (51, 5696140), (60, 4841719), (68, 4272105), (85, 3417684), (102, 2848070), (170, 1708842), (204, 1424035), (255, 1139228), (340, 854421), (510, 569614), (1020, 284807)]