340855840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 192

約数和(自身を含む): 920215296

約数和(自身を除く): 579359456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 43, 52, 65, 74, 80, 86, 103, 104, 130, 148, 160, 172, 185, 206, 208, 215, 260, 296, 344, 370, 412, 416, 430, 481, 515, 520, 559, 592, 688, 740, 824, 860, 962, 1030, 1040, 1118, 1184, 1339, 1376, 1480, 1591, 1648, 1720, 1924, 2060, 2080, 2236, 2405, 2678, 2795, 2960, 3182, 3296, 3440, 3811, 3848, 4120, 4429, 4472, 4810, 5356, 5590, 5920, 6364, 6695, 6880, 7622, 7696, 7955, 8240, 8858, 8944, 9620, 10712, 11180, 12728, 13390, 15244, 15392, 15910, 16480, 17716, 17888, 19055, 19240, 20683, 21424, 22145, 22360, 25456, 26780, 30488, 31820, 35432, 38110, 38480, 41366, 42848, 44290, 44720, 49543, 50912, 53560, 57577, 60976, 63640, 70864, 76220, 76960, 82732, 88580, 89440, 99086, 103415, 107120, 115154, 121952, 127280, 141728, 152440, 163873, 165464, 177160, 198172, 206830, 214240, 230308, 247715, 254560, 287885, 304880, 327746, 330928, 354320, 396344, 413660, 460616, 495430, 575770, 609760, 655492, 661856, 708640, 792688, 819365, 827320, 921232, 990860, 1151540, 1310984, 1585376, 1638730, 1654640, 1842464, 1981720, 2130349, 2303080, 2621968, 3277460, 3309280, 3963440, 4260698, 4606160, 5243936, 6554920, 7926880, 8521396, 9212320, 10651745, 13109840, 17042792, 21303490, 26219680, 34085584, 42606980, 68171168, 85213960, 170427920, 340855840]

約数ペア:

[(1, 340855840), (2, 170427920), (4, 85213960), (5, 68171168), (8, 42606980), (10, 34085584), (13, 26219680), (16, 21303490), (20, 17042792), (26, 13109840), (32, 10651745), (37, 9212320), (40, 8521396), (43, 7926880), (52, 6554920), (65, 5243936), (74, 4606160), (80, 4260698), (86, 3963440), (103, 3309280), (104, 3277460), (130, 2621968), (148, 2303080), (160, 2130349), (172, 1981720), (185, 1842464), (206, 1654640), (208, 1638730), (215, 1585376), (260, 1310984), (296, 1151540), (344, 990860), (370, 921232), (412, 827320), (416, 819365), (430, 792688), (481, 708640), (515, 661856), (520, 655492), (559, 609760), (592, 575770), (688, 495430), (740, 460616), (824, 413660), (860, 396344), (962, 354320), (1030, 330928), (1040, 327746), (1118, 304880), (1184, 287885), (1339, 254560), (1376, 247715), (1480, 230308), (1591, 214240), (1648, 206830), (1720, 198172), (1924, 177160), (2060, 165464), (2080, 163873), (2236, 152440), (2405, 141728), (2678, 127280), (2795, 121952), (2960, 115154), (3182, 107120), (3296, 103415), (3440, 99086), (3811, 89440), (3848, 88580), (4120, 82732), (4429, 76960), (4472, 76220), (4810, 70864), (5356, 63640), (5590, 60976), (5920, 57577), (6364, 53560), (6695, 50912), (6880, 49543), (7622, 44720), (7696, 44290), (7955, 42848), (8240, 41366), (8858, 38480), (8944, 38110), (9620, 35432), (10712, 31820), (11180, 30488), (12728, 26780), (13390, 25456), (15244, 22360), (15392, 22145), (15910, 21424), (16480, 20683), (17716, 19240), (17888, 19055)]