21908880

素因数分解:

$2^4\times 3^5\times 5^1\times 7^2\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 360

約数和(自身を含む): 92619072

約数和(自身を除く): 70710192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 49, 54, 56, 60, 63, 69, 70, 72, 80, 81, 84, 90, 92, 98, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 147, 161, 162, 168, 180, 184, 189, 196, 207, 210, 216, 230, 240, 243, 245, 252, 270, 276, 280, 294, 315, 322, 324, 336, 345, 360, 368, 378, 392, 405, 414, 420, 432, 441, 460, 483, 486, 490, 504, 540, 552, 560, 567, 588, 621, 630, 644, 648, 690, 720, 735, 756, 784, 805, 810, 828, 840, 882, 920, 945, 966, 972, 980, 1008, 1035, 1080, 1104, 1127, 1134, 1176, 1215, 1242, 1260, 1288, 1296, 1323, 1380, 1449, 1470, 1512, 1610, 1620, 1656, 1680, 1701, 1764, 1840, 1863, 1890, 1932, 1944, 1960, 2070, 2160, 2205, 2254, 2268, 2352, 2415, 2430, 2484, 2520, 2576, 2646, 2760, 2835, 2898, 2940, 3024, 3105, 3220, 3240, 3312, 3381, 3402, 3528, 3726, 3780, 3864, 3888, 3920, 3969, 4140, 4347, 4410, 4508, 4536, 4830, 4860, 4968, 5040, 5292, 5520, 5589, 5635, 5670, 5796, 5880, 6210, 6440, 6480, 6615, 6762, 6804, 7056, 7245, 7452, 7560, 7728, 7938, 8280, 8505, 8694, 8820, 9016, 9072, 9315, 9660, 9720, 9936, 10143, 10584, 11178, 11270, 11340, 11592, 11760, 11907, 12420, 12880, 13041, 13230, 13524, 13608, 14490, 14904, 15120, 15876, 16560, 16905, 17010, 17388, 17640, 18032, 18630, 19320, 19440, 19845, 20286, 21168, 21735, 22356, 22540, 22680, 23184, 23814, 24840, 26082, 26460, 27048, 27216, 27945, 28980, 29808, 30429, 31752, 33810, 34020, 34776, 35280, 37260, 38640, 39123, 39690, 40572, 43470, 44712, 45080, 45360, 47628, 49680, 50715, 52164, 52920, 54096, 55890, 57960, 59535, 60858, 63504, 65205, 67620, 68040, 69552, 74520, 78246, 79380, 81144, 86940, 89424, 90160, 91287, 95256, 101430, 104328, 105840, 111780, 115920, 119070, 121716, 130410, 135240, 136080, 149040, 152145, 156492, 158760, 162288, 173880, 182574, 190512, 195615, 202860, 208656, 223560, 238140, 243432, 260820, 270480, 273861, 304290, 312984, 317520, 347760, 365148, 391230, 405720, 447120, 456435, 476280, 486864, 521640, 547722, 608580, 625968, 730296, 782460, 811440, 912870, 952560, 1043280, 1095444, 1217160, 1369305, 1460592, 1564920, 1825740, 2190888, 2434320, 2738610, 3129840, 3651480, 4381776, 5477220, 7302960, 10954440, 21908880]

約数ペア:

[(1, 21908880), (2, 10954440), (3, 7302960), (4, 5477220), (5, 4381776), (6, 3651480), (7, 3129840), (8, 2738610), (9, 2434320), (10, 2190888), (12, 1825740), (14, 1564920), (15, 1460592), (16, 1369305), (18, 1217160), (20, 1095444), (21, 1043280), (23, 952560), (24, 912870), (27, 811440), (28, 782460), (30, 730296), (35, 625968), (36, 608580), (40, 547722), (42, 521640), (45, 486864), (46, 476280), (48, 456435), (49, 447120), (54, 405720), (56, 391230), (60, 365148), (63, 347760), (69, 317520), (70, 312984), (72, 304290), (80, 273861), (81, 270480), (84, 260820), (90, 243432), (92, 238140), (98, 223560), (105, 208656), (108, 202860), (112, 195615), (115, 190512), (120, 182574), (126, 173880), (135, 162288), (138, 158760), (140, 156492), (144, 152145), (147, 149040), (161, 136080), (162, 135240), (168, 130410), (180, 121716), (184, 119070), (189, 115920), (196, 111780), (207, 105840), (210, 104328), (216, 101430), (230, 95256), (240, 91287), (243, 90160), (245, 89424), (252, 86940), (270, 81144), (276, 79380), (280, 78246), (294, 74520), (315, 69552), (322, 68040), (324, 67620), (336, 65205), (345, 63504), (360, 60858), (368, 59535), (378, 57960), (392, 55890), (405, 54096), (414, 52920), (420, 52164), (432, 50715), (441, 49680), (460, 47628), (483, 45360), (486, 45080), (490, 44712), (504, 43470), (540, 40572), (552, 39690), (560, 39123), (567, 38640), (588, 37260), (621, 35280), (630, 34776), (644, 34020), (648, 33810), (690, 31752), (720, 30429), (735, 29808), (756, 28980), (784, 27945), (805, 27216), (810, 27048), (828, 26460), (840, 26082), (882, 24840), (920, 23814), (945, 23184), (966, 22680), (972, 22540), (980, 22356), (1008, 21735), (1035, 21168), (1080, 20286), (1104, 19845), (1127, 19440), (1134, 19320), (1176, 18630), (1215, 18032), (1242, 17640), (1260, 17388), (1288, 17010), (1296, 16905), (1323, 16560), (1380, 15876), (1449, 15120), (1470, 14904), (1512, 14490), (1610, 13608), (1620, 13524), (1656, 13230), (1680, 13041), (1701, 12880), (1764, 12420), (1840, 11907), (1863, 11760), (1890, 11592), (1932, 11340), (1944, 11270), (1960, 11178), (2070, 10584), (2160, 10143), (2205, 9936), (2254, 9720), (2268, 9660), (2352, 9315), (2415, 9072), (2430, 9016), (2484, 8820), (2520, 8694), (2576, 8505), (2646, 8280), (2760, 7938), (2835, 7728), (2898, 7560), (2940, 7452), (3024, 7245), (3105, 7056), (3220, 6804), (3240, 6762), (3312, 6615), (3381, 6480), (3402, 6440), (3528, 6210), (3726, 5880), (3780, 5796), (3864, 5670), (3888, 5635), (3920, 5589), (3969, 5520), (4140, 5292), (4347, 5040), (4410, 4968), (4508, 4860), (4536, 4830)]