165408760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 426202560

約数和(自身を除く): 260793800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 53, 55, 82, 88, 106, 110, 164, 173, 205, 212, 220, 265, 328, 346, 410, 424, 440, 451, 530, 583, 692, 820, 865, 902, 1060, 1166, 1384, 1640, 1730, 1804, 1903, 2120, 2173, 2255, 2332, 2915, 3460, 3608, 3806, 4346, 4510, 4664, 5830, 6920, 7093, 7612, 8692, 9020, 9169, 9515, 10865, 11660, 14186, 15224, 17384, 18040, 18338, 19030, 21730, 23320, 23903, 28372, 35465, 36676, 38060, 43460, 45845, 47806, 56744, 70930, 73352, 76120, 78023, 86920, 91690, 95612, 100859, 119515, 141860, 156046, 183380, 191224, 201718, 239030, 283720, 312092, 366760, 375929, 390115, 403436, 478060, 504295, 624184, 751858, 780230, 806872, 956120, 1008590, 1503716, 1560460, 1879645, 2017180, 3007432, 3120920, 3759290, 4034360, 4135219, 7518580, 8270438, 15037160, 16540876, 20676095, 33081752, 41352190, 82704380, 165408760]

約数ペア:

[(1, 165408760), (2, 82704380), (4, 41352190), (5, 33081752), (8, 20676095), (10, 16540876), (11, 15037160), (20, 8270438), (22, 7518580), (40, 4135219), (41, 4034360), (44, 3759290), (53, 3120920), (55, 3007432), (82, 2017180), (88, 1879645), (106, 1560460), (110, 1503716), (164, 1008590), (173, 956120), (205, 806872), (212, 780230), (220, 751858), (265, 624184), (328, 504295), (346, 478060), (410, 403436), (424, 390115), (440, 375929), (451, 366760), (530, 312092), (583, 283720), (692, 239030), (820, 201718), (865, 191224), (902, 183380), (1060, 156046), (1166, 141860), (1384, 119515), (1640, 100859), (1730, 95612), (1804, 91690), (1903, 86920), (2120, 78023), (2173, 76120), (2255, 73352), (2332, 70930), (2915, 56744), (3460, 47806), (3608, 45845), (3806, 43460), (4346, 38060), (4510, 36676), (4664, 35465), (5830, 28372), (6920, 23903), (7093, 23320), (7612, 21730), (8692, 19030), (9020, 18338), (9169, 18040), (9515, 17384), (10865, 15224), (11660, 14186)]