51591120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 192362688

約数和(自身を除く): 140771568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 49, 56, 60, 70, 80, 82, 84, 98, 105, 107, 112, 120, 123, 140, 147, 164, 168, 196, 205, 210, 214, 240, 245, 246, 280, 287, 294, 321, 328, 336, 392, 410, 420, 428, 490, 492, 535, 560, 574, 588, 615, 642, 656, 735, 749, 784, 820, 840, 856, 861, 980, 984, 1070, 1148, 1176, 1230, 1284, 1435, 1470, 1498, 1605, 1640, 1680, 1712, 1722, 1960, 1968, 2009, 2140, 2247, 2296, 2352, 2460, 2568, 2870, 2940, 2996, 3210, 3280, 3444, 3745, 3920, 4018, 4280, 4305, 4387, 4494, 4592, 4920, 5136, 5243, 5740, 5880, 5992, 6027, 6420, 6888, 7490, 8036, 8560, 8610, 8774, 8988, 9840, 10045, 10486, 11235, 11480, 11760, 11984, 12054, 12840, 13161, 13776, 14980, 15729, 16072, 17220, 17548, 17976, 20090, 20972, 21935, 22470, 22960, 24108, 25680, 26215, 26322, 29960, 30135, 30709, 31458, 32144, 34440, 35096, 35952, 40180, 41944, 43870, 44940, 48216, 52430, 52644, 59920, 60270, 61418, 62916, 65805, 68880, 70192, 78645, 80360, 83888, 87740, 89880, 92127, 96432, 104860, 105288, 120540, 122836, 125832, 131610, 153545, 157290, 160720, 175480, 179760, 184254, 209720, 210576, 214963, 241080, 245672, 251664, 263220, 307090, 314580, 350960, 368508, 419440, 429926, 460635, 482160, 491344, 526440, 614180, 629160, 644889, 737016, 859852, 921270, 1052880, 1074815, 1228360, 1258320, 1289778, 1474032, 1719704, 1842540, 2149630, 2456720, 2579556, 3224445, 3439408, 3685080, 4299260, 5159112, 6448890, 7370160, 8598520, 10318224, 12897780, 17197040, 25795560, 51591120]

約数ペア:

[(1, 51591120), (2, 25795560), (3, 17197040), (4, 12897780), (5, 10318224), (6, 8598520), (7, 7370160), (8, 6448890), (10, 5159112), (12, 4299260), (14, 3685080), (15, 3439408), (16, 3224445), (20, 2579556), (21, 2456720), (24, 2149630), (28, 1842540), (30, 1719704), (35, 1474032), (40, 1289778), (41, 1258320), (42, 1228360), (48, 1074815), (49, 1052880), (56, 921270), (60, 859852), (70, 737016), (80, 644889), (82, 629160), (84, 614180), (98, 526440), (105, 491344), (107, 482160), (112, 460635), (120, 429926), (123, 419440), (140, 368508), (147, 350960), (164, 314580), (168, 307090), (196, 263220), (205, 251664), (210, 245672), (214, 241080), (240, 214963), (245, 210576), (246, 209720), (280, 184254), (287, 179760), (294, 175480), (321, 160720), (328, 157290), (336, 153545), (392, 131610), (410, 125832), (420, 122836), (428, 120540), (490, 105288), (492, 104860), (535, 96432), (560, 92127), (574, 89880), (588, 87740), (615, 83888), (642, 80360), (656, 78645), (735, 70192), (749, 68880), (784, 65805), (820, 62916), (840, 61418), (856, 60270), (861, 59920), (980, 52644), (984, 52430), (1070, 48216), (1148, 44940), (1176, 43870), (1230, 41944), (1284, 40180), (1435, 35952), (1470, 35096), (1498, 34440), (1605, 32144), (1640, 31458), (1680, 30709), (1712, 30135), (1722, 29960), (1960, 26322), (1968, 26215), (2009, 25680), (2140, 24108), (2247, 22960), (2296, 22470), (2352, 21935), (2460, 20972), (2568, 20090), (2870, 17976), (2940, 17548), (2996, 17220), (3210, 16072), (3280, 15729), (3444, 14980), (3745, 13776), (3920, 13161), (4018, 12840), (4280, 12054), (4305, 11984), (4387, 11760), (4494, 11480), (4592, 11235), (4920, 10486), (5136, 10045), (5243, 9840), (5740, 8988), (5880, 8774), (5992, 8610), (6027, 8560), (6420, 8036), (6888, 7490)]