308701360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 848160000

約数和(自身を除く): 539458640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 37, 38, 40, 44, 55, 74, 76, 80, 88, 95, 110, 148, 152, 176, 185, 190, 209, 220, 296, 304, 370, 380, 407, 418, 440, 499, 592, 703, 740, 760, 814, 836, 880, 998, 1045, 1406, 1480, 1520, 1628, 1672, 1996, 2035, 2090, 2495, 2812, 2960, 3256, 3344, 3515, 3992, 4070, 4180, 4990, 5489, 5624, 6512, 7030, 7733, 7984, 8140, 8360, 9481, 9980, 10978, 11248, 14060, 15466, 16280, 16720, 18463, 18962, 19960, 21956, 27445, 28120, 30932, 32560, 36926, 37924, 38665, 39920, 43912, 47405, 54890, 56240, 61864, 73852, 75848, 77330, 87824, 92315, 94810, 104291, 109780, 123728, 147704, 151696, 154660, 184630, 189620, 203093, 208582, 219560, 295408, 309320, 350797, 369260, 379240, 406186, 417164, 439120, 521455, 618640, 701594, 738520, 758480, 812372, 834328, 1015465, 1042910, 1403188, 1477040, 1624744, 1668656, 1753985, 2030930, 2085820, 2806376, 3249488, 3507970, 3858767, 4061860, 4171640, 5612752, 7015940, 7717534, 8123720, 8343280, 14031880, 15435068, 16247440, 19293835, 28063760, 30870136, 38587670, 61740272, 77175340, 154350680, 308701360]

約数ペア:

[(1, 308701360), (2, 154350680), (4, 77175340), (5, 61740272), (8, 38587670), (10, 30870136), (11, 28063760), (16, 19293835), (19, 16247440), (20, 15435068), (22, 14031880), (37, 8343280), (38, 8123720), (40, 7717534), (44, 7015940), (55, 5612752), (74, 4171640), (76, 4061860), (80, 3858767), (88, 3507970), (95, 3249488), (110, 2806376), (148, 2085820), (152, 2030930), (176, 1753985), (185, 1668656), (190, 1624744), (209, 1477040), (220, 1403188), (296, 1042910), (304, 1015465), (370, 834328), (380, 812372), (407, 758480), (418, 738520), (440, 701594), (499, 618640), (592, 521455), (703, 439120), (740, 417164), (760, 406186), (814, 379240), (836, 369260), (880, 350797), (998, 309320), (1045, 295408), (1406, 219560), (1480, 208582), (1520, 203093), (1628, 189620), (1672, 184630), (1996, 154660), (2035, 151696), (2090, 147704), (2495, 123728), (2812, 109780), (2960, 104291), (3256, 94810), (3344, 92315), (3515, 87824), (3992, 77330), (4070, 75848), (4180, 73852), (4990, 61864), (5489, 56240), (5624, 54890), (6512, 47405), (7030, 43912), (7733, 39920), (7984, 38665), (8140, 37924), (8360, 36926), (9481, 32560), (9980, 30932), (10978, 28120), (11248, 27445), (14060, 21956), (15466, 19960), (16280, 18962), (16720, 18463)]