317551920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{189019}}^1$

素因数の和:189042

約数の個数: 80

約数和(自身を含む): 1125047040

約数和(自身を除く): 807495120

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, 189019, 378038, 567057, 756076, 945095, 1134114, 1323133, 1512152, 1890190, 2268228, 2646266, 2835285, 3024304, 3780380, 3969399, 4536456, 5292532, 5670570, 6615665, 7560760, 7938798, 9072912, 10585064, 11341140, 13231330, 15121520, 15877596, 19846995, 21170128, 22682280, 26462660, 31755192, 39693990, 45364560, 52925320, 63510384, 79387980, 105850640, 158775960, 317551920]

約数ペア:

[(1, 317551920), (2, 158775960), (3, 105850640), (4, 79387980), (5, 63510384), (6, 52925320), (7, 45364560), (8, 39693990), (10, 31755192), (12, 26462660), (14, 22682280), (15, 21170128), (16, 19846995), (20, 15877596), (21, 15121520), (24, 13231330), (28, 11341140), (30, 10585064), (35, 9072912), (40, 7938798), (42, 7560760), (48, 6615665), (56, 5670570), (60, 5292532), (70, 4536456), (80, 3969399), (84, 3780380), (105, 3024304), (112, 2835285), (120, 2646266), (140, 2268228), (168, 1890190), (210, 1512152), (240, 1323133), (280, 1134114), (336, 945095), (420, 756076), (560, 567057), (840, 378038), (1680, 189019)]