788019680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1949}}^1$

素因数の和:2009

約数の個数: 144

約数和(自身を含む): 2246680800

約数和(自身を除く): 1458661120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 361, 380, 532, 560, 608, 665, 722, 760, 1064, 1120, 1330, 1444, 1520, 1805, 1949, 2128, 2527, 2660, 2888, 3040, 3610, 3898, 4256, 5054, 5320, 5776, 7220, 7796, 9745, 10108, 10640, 11552, 12635, 13643, 14440, 15592, 19490, 20216, 21280, 25270, 27286, 28880, 31184, 37031, 38980, 40432, 50540, 54572, 57760, 62368, 68215, 74062, 77960, 80864, 101080, 109144, 136430, 148124, 155920, 185155, 202160, 218288, 259217, 272860, 296248, 311840, 370310, 404320, 436576, 518434, 545720, 592496, 703589, 740620, 1036868, 1091440, 1184992, 1296085, 1407178, 1481240, 2073736, 2182880, 2592170, 2814356, 2962480, 3517945, 4147472, 4925123, 5184340, 5628712, 5924960, 7035890, 8294944, 9850246, 10368680, 11257424, 14071780, 19700492, 20737360, 22514848, 24625615, 28143560, 39400984, 41474720, 49251230, 56287120, 78801968, 98502460, 112574240, 157603936, 197004920, 394009840, 788019680]

約数ペア:

[(1, 788019680), (2, 394009840), (4, 197004920), (5, 157603936), (7, 112574240), (8, 98502460), (10, 78801968), (14, 56287120), (16, 49251230), (19, 41474720), (20, 39400984), (28, 28143560), (32, 24625615), (35, 22514848), (38, 20737360), (40, 19700492), (56, 14071780), (70, 11257424), (76, 10368680), (80, 9850246), (95, 8294944), (112, 7035890), (133, 5924960), (140, 5628712), (152, 5184340), (160, 4925123), (190, 4147472), (224, 3517945), (266, 2962480), (280, 2814356), (304, 2592170), (361, 2182880), (380, 2073736), (532, 1481240), (560, 1407178), (608, 1296085), (665, 1184992), (722, 1091440), (760, 1036868), (1064, 740620), (1120, 703589), (1330, 592496), (1444, 545720), (1520, 518434), (1805, 436576), (1949, 404320), (2128, 370310), (2527, 311840), (2660, 296248), (2888, 272860), (3040, 259217), (3610, 218288), (3898, 202160), (4256, 185155), (5054, 155920), (5320, 148124), (5776, 136430), (7220, 109144), (7796, 101080), (9745, 80864), (10108, 77960), (10640, 74062), (11552, 68215), (12635, 62368), (13643, 57760), (14440, 54572), (15592, 50540), (19490, 40432), (20216, 38980), (21280, 37031), (25270, 31184), (27286, 28880)]