161206920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 384

約数和(自身を含む): 655050240

約数和(自身を除く): 493843320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 53, 56, 60, 63, 68, 70, 71, 72, 84, 85, 90, 102, 105, 106, 119, 120, 126, 136, 140, 142, 153, 159, 168, 170, 180, 204, 210, 212, 213, 238, 252, 255, 265, 280, 284, 306, 315, 318, 340, 355, 357, 360, 371, 408, 420, 424, 426, 476, 477, 497, 504, 510, 530, 568, 595, 612, 630, 636, 639, 680, 710, 714, 742, 765, 795, 840, 852, 901, 952, 954, 994, 1020, 1060, 1065, 1071, 1113, 1190, 1207, 1224, 1260, 1272, 1278, 1420, 1428, 1484, 1491, 1530, 1590, 1704, 1785, 1802, 1855, 1908, 1988, 2040, 2120, 2130, 2142, 2226, 2380, 2385, 2414, 2485, 2520, 2556, 2703, 2840, 2856, 2968, 2982, 3060, 3180, 3195, 3339, 3570, 3604, 3621, 3710, 3763, 3816, 3976, 4260, 4284, 4452, 4473, 4505, 4760, 4770, 4828, 4970, 5112, 5355, 5406, 5565, 5964, 6035, 6120, 6307, 6360, 6390, 6678, 7140, 7208, 7242, 7420, 7455, 7526, 8109, 8449, 8520, 8568, 8904, 8946, 9010, 9540, 9656, 9940, 10710, 10812, 10863, 11130, 11289, 11928, 12070, 12614, 12780, 13356, 13515, 14280, 14484, 14840, 14910, 15052, 16218, 16695, 16898, 17892, 18020, 18105, 18815, 18921, 19080, 19880, 21420, 21624, 21726, 22260, 22365, 22578, 24140, 25228, 25347, 25560, 26341, 26712, 27030, 28968, 29820, 30104, 31535, 32436, 33390, 33796, 33867, 35784, 36040, 36210, 37630, 37842, 40545, 42245, 42840, 43452, 44520, 44730, 45156, 48280, 50456, 50694, 52682, 54060, 54315, 56445, 56763, 59640, 63070, 63971, 64872, 66780, 67592, 67734, 72420, 75260, 75684, 76041, 79023, 81090, 84490, 86904, 89460, 90312, 94605, 101388, 105364, 108120, 108630, 112890, 113526, 126140, 126735, 127942, 131705, 133560, 135468, 144840, 150520, 151368, 152082, 158046, 162180, 168980, 169335, 178920, 189210, 191913, 202776, 210728, 217260, 225780, 227052, 237069, 252280, 253470, 255884, 263410, 270936, 283815, 304164, 316092, 319855, 324360, 337960, 338670, 378420, 380205, 383826, 395115, 434520, 447797, 451560, 454104, 474138, 506940, 511768, 526820, 567630, 575739, 608328, 632184, 639710, 677340, 756840, 760410, 767652, 790230, 895594, 948276, 959565, 1013880, 1053640, 1135260, 1151478, 1185345, 1279420, 1343391, 1354680, 1520820, 1535304, 1580460, 1791188, 1896552, 1919130, 2238985, 2270520, 2302956, 2370690, 2558840, 2686782, 2878695, 3041640, 3160920, 3582376, 3838260, 4030173, 4477970, 4605912, 4741380, 5373564, 5757390, 6716955, 7676520, 8060346, 8955940, 9482760, 10747128, 11514780, 13433910, 16120692, 17911880, 20150865, 23029560, 26867820, 32241384, 40301730, 53735640, 80603460, 161206920]

約数ペア:

[(1, 161206920), (2, 80603460), (3, 53735640), (4, 40301730), (5, 32241384), (6, 26867820), (7, 23029560), (8, 20150865), (9, 17911880), (10, 16120692), (12, 13433910), (14, 11514780), (15, 10747128), (17, 9482760), (18, 8955940), (20, 8060346), (21, 7676520), (24, 6716955), (28, 5757390), (30, 5373564), (34, 4741380), (35, 4605912), (36, 4477970), (40, 4030173), (42, 3838260), (45, 3582376), (51, 3160920), (53, 3041640), (56, 2878695), (60, 2686782), (63, 2558840), (68, 2370690), (70, 2302956), (71, 2270520), (72, 2238985), (84, 1919130), (85, 1896552), (90, 1791188), (102, 1580460), (105, 1535304), (106, 1520820), (119, 1354680), (120, 1343391), (126, 1279420), (136, 1185345), (140, 1151478), (142, 1135260), (153, 1053640), (159, 1013880), (168, 959565), (170, 948276), (180, 895594), (204, 790230), (210, 767652), (212, 760410), (213, 756840), (238, 677340), (252, 639710), (255, 632184), (265, 608328), (280, 575739), (284, 567630), (306, 526820), (315, 511768), (318, 506940), (340, 474138), (355, 454104), (357, 451560), (360, 447797), (371, 434520), (408, 395115), (420, 383826), (424, 380205), (426, 378420), (476, 338670), (477, 337960), (497, 324360), (504, 319855), (510, 316092), (530, 304164), (568, 283815), (595, 270936), (612, 263410), (630, 255884), (636, 253470), (639, 252280), (680, 237069), (710, 227052), (714, 225780), (742, 217260), (765, 210728), (795, 202776), (840, 191913), (852, 189210), (901, 178920), (952, 169335), (954, 168980), (994, 162180), (1020, 158046), (1060, 152082), (1065, 151368), (1071, 150520), (1113, 144840), (1190, 135468), (1207, 133560), (1224, 131705), (1260, 127942), (1272, 126735), (1278, 126140), (1420, 113526), (1428, 112890), (1484, 108630), (1491, 108120), (1530, 105364), (1590, 101388), (1704, 94605), (1785, 90312), (1802, 89460), (1855, 86904), (1908, 84490), (1988, 81090), (2040, 79023), (2120, 76041), (2130, 75684), (2142, 75260), (2226, 72420), (2380, 67734), (2385, 67592), (2414, 66780), (2485, 64872), (2520, 63971), (2556, 63070), (2703, 59640), (2840, 56763), (2856, 56445), (2968, 54315), (2982, 54060), (3060, 52682), (3180, 50694), (3195, 50456), (3339, 48280), (3570, 45156), (3604, 44730), (3621, 44520), (3710, 43452), (3763, 42840), (3816, 42245), (3976, 40545), (4260, 37842), (4284, 37630), (4452, 36210), (4473, 36040), (4505, 35784), (4760, 33867), (4770, 33796), (4828, 33390), (4970, 32436), (5112, 31535), (5355, 30104), (5406, 29820), (5565, 28968), (5964, 27030), (6035, 26712), (6120, 26341), (6307, 25560), (6360, 25347), (6390, 25228), (6678, 24140), (7140, 22578), (7208, 22365), (7242, 22260), (7420, 21726), (7455, 21624), (7526, 21420), (8109, 19880), (8449, 19080), (8520, 18921), (8568, 18815), (8904, 18105), (8946, 18020), (9010, 17892), (9540, 16898), (9656, 16695), (9940, 16218), (10710, 15052), (10812, 14910), (10863, 14840), (11130, 14484), (11289, 14280), (11928, 13515), (12070, 13356), (12614, 12780)]