197681280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{691}}^1$

素因数の和:862

約数の個数: 128

約数和(自身を含む): 635256000

約数和(自身を除く): 437574720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 298, 320, 384, 447, 480, 596, 640, 691, 745, 894, 960, 1192, 1382, 1490, 1788, 1920, 2073, 2235, 2384, 2764, 2980, 3455, 3576, 4146, 4470, 4768, 5528, 5960, 6910, 7152, 8292, 8940, 9536, 10365, 11056, 11920, 13820, 14304, 16584, 17880, 19072, 20730, 22112, 23840, 27640, 28608, 33168, 35760, 41460, 44224, 47680, 55280, 57216, 66336, 71520, 82920, 88448, 95360, 102959, 110560, 132672, 143040, 165840, 205918, 221120, 265344, 286080, 308877, 331680, 411836, 442240, 514795, 617754, 663360, 823672, 1029590, 1235508, 1326720, 1544385, 1647344, 2059180, 2471016, 3088770, 3294688, 4118360, 4942032, 6177540, 6589376, 8236720, 9884064, 12355080, 13178752, 16473440, 19768128, 24710160, 32946880, 39536256, 49420320, 65893760, 98840640, 197681280]

約数ペア:

[(1, 197681280), (2, 98840640), (3, 65893760), (4, 49420320), (5, 39536256), (6, 32946880), (8, 24710160), (10, 19768128), (12, 16473440), (15, 13178752), (16, 12355080), (20, 9884064), (24, 8236720), (30, 6589376), (32, 6177540), (40, 4942032), (48, 4118360), (60, 3294688), (64, 3088770), (80, 2471016), (96, 2059180), (120, 1647344), (128, 1544385), (149, 1326720), (160, 1235508), (192, 1029590), (240, 823672), (298, 663360), (320, 617754), (384, 514795), (447, 442240), (480, 411836), (596, 331680), (640, 308877), (691, 286080), (745, 265344), (894, 221120), (960, 205918), (1192, 165840), (1382, 143040), (1490, 132672), (1788, 110560), (1920, 102959), (2073, 95360), (2235, 88448), (2384, 82920), (2764, 71520), (2980, 66336), (3455, 57216), (3576, 55280), (4146, 47680), (4470, 44224), (4768, 41460), (5528, 35760), (5960, 33168), (6910, 28608), (7152, 27640), (8292, 23840), (8940, 22112), (9536, 20730), (10365, 19072), (11056, 17880), (11920, 16584), (13820, 14304)]