172378080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^3\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 288

約数和(自身を含む): 687960000

約数和(自身を除く): 515581920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 343, 349, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 686, 698, 720, 735, 784, 840, 882, 980, 1008, 1029, 1047, 1120, 1176, 1260, 1372, 1396, 1440, 1470, 1568, 1680, 1715, 1745, 1764, 1960, 2016, 2058, 2094, 2205, 2352, 2443, 2520, 2744, 2792, 2940, 3087, 3141, 3360, 3430, 3490, 3528, 3920, 4116, 4188, 4410, 4704, 4886, 5040, 5145, 5235, 5488, 5584, 5880, 6174, 6282, 6860, 6980, 7056, 7329, 7840, 8232, 8376, 8820, 9772, 10080, 10290, 10470, 10976, 11168, 11760, 12215, 12348, 12564, 13720, 13960, 14112, 14658, 15435, 15705, 16464, 16752, 17101, 17640, 19544, 20580, 20940, 21987, 23520, 24430, 24696, 25128, 27440, 27920, 29316, 30870, 31410, 32928, 33504, 34202, 35280, 36645, 39088, 41160, 41880, 43974, 48860, 49392, 50256, 51303, 54880, 55840, 58632, 61740, 62820, 68404, 70560, 73290, 78176, 82320, 83760, 85505, 87948, 97720, 98784, 100512, 102606, 109935, 117264, 119707, 123480, 125640, 136808, 146580, 153909, 164640, 167520, 171010, 175896, 195440, 205212, 219870, 234528, 239414, 246960, 251280, 256515, 273616, 293160, 307818, 342020, 351792, 359121, 390880, 410424, 439740, 478828, 493920, 502560, 513030, 547232, 586320, 598535, 615636, 684040, 703584, 718242, 769545, 820848, 879480, 957656, 1026060, 1077363, 1172640, 1197070, 1231272, 1368080, 1436484, 1539090, 1641696, 1758960, 1795605, 1915312, 2052120, 2154726, 2394140, 2462544, 2736160, 2872968, 3078180, 3517920, 3591210, 3830624, 4104240, 4309452, 4788280, 4925088, 5386815, 5745936, 6156360, 7182420, 8208480, 8618904, 9576560, 10773630, 11491872, 12312720, 14364840, 17237808, 19153120, 21547260, 24625440, 28729680, 34475616, 43094520, 57459360, 86189040, 172378080]

約数ペア:

[(1, 172378080), (2, 86189040), (3, 57459360), (4, 43094520), (5, 34475616), (6, 28729680), (7, 24625440), (8, 21547260), (9, 19153120), (10, 17237808), (12, 14364840), (14, 12312720), (15, 11491872), (16, 10773630), (18, 9576560), (20, 8618904), (21, 8208480), (24, 7182420), (28, 6156360), (30, 5745936), (32, 5386815), (35, 4925088), (36, 4788280), (40, 4309452), (42, 4104240), (45, 3830624), (48, 3591210), (49, 3517920), (56, 3078180), (60, 2872968), (63, 2736160), (70, 2462544), (72, 2394140), (80, 2154726), (84, 2052120), (90, 1915312), (96, 1795605), (98, 1758960), (105, 1641696), (112, 1539090), (120, 1436484), (126, 1368080), (140, 1231272), (144, 1197070), (147, 1172640), (160, 1077363), (168, 1026060), (180, 957656), (196, 879480), (210, 820848), (224, 769545), (240, 718242), (245, 703584), (252, 684040), (280, 615636), (288, 598535), (294, 586320), (315, 547232), (336, 513030), (343, 502560), (349, 493920), (360, 478828), (392, 439740), (420, 410424), (441, 390880), (480, 359121), (490, 351792), (504, 342020), (560, 307818), (588, 293160), (630, 273616), (672, 256515), (686, 251280), (698, 246960), (720, 239414), (735, 234528), (784, 219870), (840, 205212), (882, 195440), (980, 175896), (1008, 171010), (1029, 167520), (1047, 164640), (1120, 153909), (1176, 146580), (1260, 136808), (1372, 125640), (1396, 123480), (1440, 119707), (1470, 117264), (1568, 109935), (1680, 102606), (1715, 100512), (1745, 98784), (1764, 97720), (1960, 87948), (2016, 85505), (2058, 83760), (2094, 82320), (2205, 78176), (2352, 73290), (2443, 70560), (2520, 68404), (2744, 62820), (2792, 61740), (2940, 58632), (3087, 55840), (3141, 54880), (3360, 51303), (3430, 50256), (3490, 49392), (3528, 48860), (3920, 43974), (4116, 41880), (4188, 41160), (4410, 39088), (4704, 36645), (4886, 35280), (5040, 34202), (5145, 33504), (5235, 32928), (5488, 31410), (5584, 30870), (5880, 29316), (6174, 27920), (6282, 27440), (6860, 25128), (6980, 24696), (7056, 24430), (7329, 23520), (7840, 21987), (8232, 20940), (8376, 20580), (8820, 19544), (9772, 17640), (10080, 17101), (10290, 16752), (10470, 16464), (10976, 15705), (11168, 15435), (11760, 14658), (12215, 14112), (12348, 13960), (12564, 13720)]