208916820

素因数分解:

$2^2\times 3^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 336

約数和(自身を含む): 793255680

約数和(自身を除く): 584338860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 81, 84, 89, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 162, 178, 180, 189, 207, 210, 230, 243, 252, 267, 270, 276, 315, 322, 324, 345, 356, 378, 405, 414, 420, 445, 460, 483, 486, 534, 540, 567, 621, 623, 630, 644, 690, 729, 756, 801, 805, 810, 828, 890, 945, 966, 972, 1035, 1068, 1134, 1215, 1242, 1246, 1260, 1335, 1380, 1449, 1458, 1602, 1610, 1620, 1701, 1780, 1863, 1869, 1890, 1932, 2047, 2070, 2268, 2403, 2415, 2430, 2484, 2492, 2670, 2835, 2898, 2916, 3105, 3115, 3204, 3220, 3402, 3645, 3726, 3738, 3780, 4005, 4094, 4140, 4347, 4806, 4830, 4860, 5103, 5340, 5589, 5607, 5670, 5796, 6141, 6210, 6230, 6804, 7209, 7245, 7290, 7452, 7476, 8010, 8188, 8505, 8694, 9315, 9345, 9612, 9660, 10206, 10235, 11178, 11214, 11340, 12015, 12282, 12420, 12460, 13041, 14329, 14418, 14490, 14580, 16020, 16767, 16821, 17010, 17388, 18423, 18630, 18690, 20412, 20470, 21627, 21735, 22356, 22428, 24030, 24564, 25515, 26082, 27945, 28035, 28658, 28836, 28980, 30705, 33534, 33642, 34020, 36045, 36846, 37260, 37380, 39123, 40940, 42987, 43254, 43470, 48060, 50463, 51030, 52164, 55269, 55890, 56070, 57316, 61410, 64881, 65205, 67068, 67284, 71645, 72090, 73692, 78246, 83835, 84105, 85974, 86508, 86940, 92115, 100926, 102060, 108135, 110538, 111780, 112140, 117369, 122820, 128961, 129762, 130410, 143290, 144180, 151389, 156492, 165807, 167670, 168210, 171948, 184230, 195615, 201852, 214935, 216270, 221076, 234738, 252315, 257922, 259524, 260820, 276345, 286580, 302778, 324405, 331614, 335340, 336420, 368460, 386883, 391230, 429870, 432540, 454167, 469476, 497421, 504630, 515844, 552690, 586845, 605556, 644805, 648810, 663228, 756945, 773766, 782460, 829035, 859740, 908334, 994842, 1009260, 1105380, 1160649, 1173690, 1289610, 1297620, 1492263, 1513890, 1547532, 1658070, 1816668, 1934415, 1989684, 2270835, 2321298, 2347380, 2487105, 2579220, 2984526, 3027780, 3316140, 3481947, 3868830, 4541670, 4642596, 4974210, 5803245, 5969052, 6963894, 7461315, 7737660, 9083340, 9948420, 10445841, 11606490, 13927788, 14922630, 17409735, 20891682, 23212980, 29845260, 34819470, 41783364, 52229205, 69638940, 104458410, 208916820]

約数ペア:

[(1, 208916820), (2, 104458410), (3, 69638940), (4, 52229205), (5, 41783364), (6, 34819470), (7, 29845260), (9, 23212980), (10, 20891682), (12, 17409735), (14, 14922630), (15, 13927788), (18, 11606490), (20, 10445841), (21, 9948420), (23, 9083340), (27, 7737660), (28, 7461315), (30, 6963894), (35, 5969052), (36, 5803245), (42, 4974210), (45, 4642596), (46, 4541670), (54, 3868830), (60, 3481947), (63, 3316140), (69, 3027780), (70, 2984526), (81, 2579220), (84, 2487105), (89, 2347380), (90, 2321298), (92, 2270835), (105, 1989684), (108, 1934415), (115, 1816668), (126, 1658070), (135, 1547532), (138, 1513890), (140, 1492263), (161, 1297620), (162, 1289610), (178, 1173690), (180, 1160649), (189, 1105380), (207, 1009260), (210, 994842), (230, 908334), (243, 859740), (252, 829035), (267, 782460), (270, 773766), (276, 756945), (315, 663228), (322, 648810), (324, 644805), (345, 605556), (356, 586845), (378, 552690), (405, 515844), (414, 504630), (420, 497421), (445, 469476), (460, 454167), (483, 432540), (486, 429870), (534, 391230), (540, 386883), (567, 368460), (621, 336420), (623, 335340), (630, 331614), (644, 324405), (690, 302778), (729, 286580), (756, 276345), (801, 260820), (805, 259524), (810, 257922), (828, 252315), (890, 234738), (945, 221076), (966, 216270), (972, 214935), (1035, 201852), (1068, 195615), (1134, 184230), (1215, 171948), (1242, 168210), (1246, 167670), (1260, 165807), (1335, 156492), (1380, 151389), (1449, 144180), (1458, 143290), (1602, 130410), (1610, 129762), (1620, 128961), (1701, 122820), (1780, 117369), (1863, 112140), (1869, 111780), (1890, 110538), (1932, 108135), (2047, 102060), (2070, 100926), (2268, 92115), (2403, 86940), (2415, 86508), (2430, 85974), (2484, 84105), (2492, 83835), (2670, 78246), (2835, 73692), (2898, 72090), (2916, 71645), (3105, 67284), (3115, 67068), (3204, 65205), (3220, 64881), (3402, 61410), (3645, 57316), (3726, 56070), (3738, 55890), (3780, 55269), (4005, 52164), (4094, 51030), (4140, 50463), (4347, 48060), (4806, 43470), (4830, 43254), (4860, 42987), (5103, 40940), (5340, 39123), (5589, 37380), (5607, 37260), (5670, 36846), (5796, 36045), (6141, 34020), (6210, 33642), (6230, 33534), (6804, 30705), (7209, 28980), (7245, 28836), (7290, 28658), (7452, 28035), (7476, 27945), (8010, 26082), (8188, 25515), (8505, 24564), (8694, 24030), (9315, 22428), (9345, 22356), (9612, 21735), (9660, 21627), (10206, 20470), (10235, 20412), (11178, 18690), (11214, 18630), (11340, 18423), (12015, 17388), (12282, 17010), (12420, 16821), (12460, 16767), (13041, 16020), (14329, 14580), (14418, 14490)]