206561880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:423

約数の個数: 256

約数和(自身を含む): 798336000

約数和(自身を除く): 591774120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 89, 90, 105, 108, 120, 126, 135, 140, 168, 178, 180, 189, 210, 216, 252, 267, 270, 280, 307, 315, 356, 360, 378, 420, 445, 504, 534, 540, 614, 623, 630, 712, 756, 801, 840, 890, 921, 945, 1068, 1080, 1228, 1246, 1260, 1335, 1512, 1535, 1602, 1780, 1842, 1869, 1890, 2136, 2149, 2403, 2456, 2492, 2520, 2670, 2763, 3070, 3115, 3204, 3560, 3684, 3738, 3780, 4005, 4298, 4605, 4806, 4984, 5340, 5526, 5607, 6140, 6230, 6408, 6447, 7368, 7476, 7560, 8010, 8289, 8596, 9210, 9345, 9612, 10680, 10745, 11052, 11214, 12015, 12280, 12460, 12894, 13815, 14952, 16020, 16578, 16821, 17192, 18420, 18690, 19224, 19341, 21490, 22104, 22428, 24030, 24920, 25788, 27323, 27630, 28035, 32040, 32235, 33156, 33642, 36840, 37380, 38682, 41445, 42980, 44856, 48060, 51576, 54646, 55260, 56070, 58023, 64470, 66312, 67284, 74760, 77364, 81969, 82890, 84105, 85960, 96120, 96705, 109292, 110520, 112140, 116046, 128940, 134568, 136615, 154728, 163938, 165780, 168210, 191261, 193410, 218584, 224280, 232092, 245907, 257880, 273230, 290115, 327876, 331560, 336420, 382522, 386820, 409845, 464184, 491814, 546460, 573783, 580230, 655752, 672840, 737721, 765044, 773640, 819690, 956305, 983628, 1092920, 1147566, 1160460, 1229535, 1475442, 1530088, 1639380, 1721349, 1912610, 1967256, 2295132, 2320920, 2459070, 2868915, 2950884, 3278760, 3442698, 3688605, 3825220, 4590264, 4918140, 5164047, 5737830, 5901768, 6885396, 7377210, 7650440, 8606745, 9836280, 10328094, 11475660, 13770792, 14754420, 17213490, 20656188, 22951320, 25820235, 29508840, 34426980, 41312376, 51640470, 68853960, 103280940, 206561880]

約数ペア:

[(1, 206561880), (2, 103280940), (3, 68853960), (4, 51640470), (5, 41312376), (6, 34426980), (7, 29508840), (8, 25820235), (9, 22951320), (10, 20656188), (12, 17213490), (14, 14754420), (15, 13770792), (18, 11475660), (20, 10328094), (21, 9836280), (24, 8606745), (27, 7650440), (28, 7377210), (30, 6885396), (35, 5901768), (36, 5737830), (40, 5164047), (42, 4918140), (45, 4590264), (54, 3825220), (56, 3688605), (60, 3442698), (63, 3278760), (70, 2950884), (72, 2868915), (84, 2459070), (89, 2320920), (90, 2295132), (105, 1967256), (108, 1912610), (120, 1721349), (126, 1639380), (135, 1530088), (140, 1475442), (168, 1229535), (178, 1160460), (180, 1147566), (189, 1092920), (210, 983628), (216, 956305), (252, 819690), (267, 773640), (270, 765044), (280, 737721), (307, 672840), (315, 655752), (356, 580230), (360, 573783), (378, 546460), (420, 491814), (445, 464184), (504, 409845), (534, 386820), (540, 382522), (614, 336420), (623, 331560), (630, 327876), (712, 290115), (756, 273230), (801, 257880), (840, 245907), (890, 232092), (921, 224280), (945, 218584), (1068, 193410), (1080, 191261), (1228, 168210), (1246, 165780), (1260, 163938), (1335, 154728), (1512, 136615), (1535, 134568), (1602, 128940), (1780, 116046), (1842, 112140), (1869, 110520), (1890, 109292), (2136, 96705), (2149, 96120), (2403, 85960), (2456, 84105), (2492, 82890), (2520, 81969), (2670, 77364), (2763, 74760), (3070, 67284), (3115, 66312), (3204, 64470), (3560, 58023), (3684, 56070), (3738, 55260), (3780, 54646), (4005, 51576), (4298, 48060), (4605, 44856), (4806, 42980), (4984, 41445), (5340, 38682), (5526, 37380), (5607, 36840), (6140, 33642), (6230, 33156), (6408, 32235), (6447, 32040), (7368, 28035), (7476, 27630), (7560, 27323), (8010, 25788), (8289, 24920), (8596, 24030), (9210, 22428), (9345, 22104), (9612, 21490), (10680, 19341), (10745, 19224), (11052, 18690), (11214, 18420), (12015, 17192), (12280, 16821), (12460, 16578), (12894, 16020), (13815, 14952)]