1378550880

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{45587}}^1$

素因数の和:45618

約数の個数: 192

約数和(自身を含む): 5514324480

約数和(自身を除く): 4135773600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 45587, 91174, 136761, 182348, 227935, 273522, 319109, 364696, 410283, 455870, 547044, 638218, 683805, 729392, 820566, 911740, 957327, 1094088, 1230849, 1276436, 1367610, 1458784, 1595545, 1641132, 1823480, 1914654, 2051415, 2188176, 2461698, 2552872, 2735220, 2871981, 3191090, 3282264, 3646960, 3829308, 4102830, 4376352, 4786635, 4923396, 5105744, 5470440, 5743962, 6154245, 6382180, 6564528, 7293920, 7658616, 8205660, 8615943, 9573270, 9846792, 10211488, 10940880, 11487924, 12308490, 12764360, 13129056, 14359905, 15317232, 16411320, 17231886, 19146540, 19693584, 21881760, 22975848, 24616980, 25528720, 28719810, 30634464, 32822640, 34463772, 38293080, 39387168, 43079715, 45951696, 49233960, 51057440, 57439620, 65645280, 68927544, 76586160, 86159430, 91903392, 98467920, 114879240, 137855088, 153172320, 172318860, 196935840, 229758480, 275710176, 344637720, 459516960, 689275440, 1378550880]

約数ペア:

[(1, 1378550880), (2, 689275440), (3, 459516960), (4, 344637720), (5, 275710176), (6, 229758480), (7, 196935840), (8, 172318860), (9, 153172320), (10, 137855088), (12, 114879240), (14, 98467920), (15, 91903392), (16, 86159430), (18, 76586160), (20, 68927544), (21, 65645280), (24, 57439620), (27, 51057440), (28, 49233960), (30, 45951696), (32, 43079715), (35, 39387168), (36, 38293080), (40, 34463772), (42, 32822640), (45, 30634464), (48, 28719810), (54, 25528720), (56, 24616980), (60, 22975848), (63, 21881760), (70, 19693584), (72, 19146540), (80, 17231886), (84, 16411320), (90, 15317232), (96, 14359905), (105, 13129056), (108, 12764360), (112, 12308490), (120, 11487924), (126, 10940880), (135, 10211488), (140, 9846792), (144, 9573270), (160, 8615943), (168, 8205660), (180, 7658616), (189, 7293920), (210, 6564528), (216, 6382180), (224, 6154245), (240, 5743962), (252, 5470440), (270, 5105744), (280, 4923396), (288, 4786635), (315, 4376352), (336, 4102830), (360, 3829308), (378, 3646960), (420, 3282264), (432, 3191090), (480, 2871981), (504, 2735220), (540, 2552872), (560, 2461698), (630, 2188176), (672, 2051415), (720, 1914654), (756, 1823480), (840, 1641132), (864, 1595545), (945, 1458784), (1008, 1367610), (1080, 1276436), (1120, 1230849), (1260, 1094088), (1440, 957327), (1512, 911740), (1680, 820566), (1890, 729392), (2016, 683805), (2160, 638218), (2520, 547044), (3024, 455870), (3360, 410283), (3780, 364696), (4320, 319109), (5040, 273522), (6048, 227935), (7560, 182348), (10080, 136761), (15120, 91174), (30240, 45587)]