209290080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1340

約数の個数: 96

約数和(自身を含む): 661264128

約数和(自身を除く): 451974048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 631, 691, 1262, 1382, 1893, 2073, 2524, 2764, 3155, 3455, 3786, 4146, 5048, 5528, 6310, 6910, 7572, 8292, 9465, 10096, 10365, 11056, 12620, 13820, 15144, 16584, 18930, 20192, 20730, 22112, 25240, 27640, 30288, 33168, 37860, 41460, 50480, 55280, 60576, 66336, 75720, 82920, 100960, 110560, 151440, 165840, 302880, 331680, 436021, 872042, 1308063, 1744084, 2180105, 2616126, 3488168, 4360210, 5232252, 6540315, 6976336, 8720420, 10464504, 13080630, 13952672, 17440840, 20929008, 26161260, 34881680, 41858016, 52322520, 69763360, 104645040, 209290080]

約数ペア:

[(1, 209290080), (2, 104645040), (3, 69763360), (4, 52322520), (5, 41858016), (6, 34881680), (8, 26161260), (10, 20929008), (12, 17440840), (15, 13952672), (16, 13080630), (20, 10464504), (24, 8720420), (30, 6976336), (32, 6540315), (40, 5232252), (48, 4360210), (60, 3488168), (80, 2616126), (96, 2180105), (120, 1744084), (160, 1308063), (240, 872042), (480, 436021), (631, 331680), (691, 302880), (1262, 165840), (1382, 151440), (1893, 110560), (2073, 100960), (2524, 82920), (2764, 75720), (3155, 66336), (3455, 60576), (3786, 55280), (4146, 50480), (5048, 41460), (5528, 37860), (6310, 33168), (6910, 30288), (7572, 27640), (8292, 25240), (9465, 22112), (10096, 20730), (10365, 20192), (11056, 18930), (12620, 16584), (13820, 15144)]