505815840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1317

約数の個数: 240

約数和(自身を含む): 1844156160

約数和(自身を除く): 1338340320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1259, 1296, 1395, 1440, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2518, 2592, 2790, 2976, 3240, 3348, 3720, 3777, 4185, 4320, 4464, 4960, 5022, 5036, 5580, 6295, 6480, 6696, 7440, 7554, 8370, 8928, 10044, 10072, 11160, 11331, 12555, 12590, 12960, 13392, 14880, 15108, 16740, 18885, 20088, 20144, 22320, 22662, 25110, 25180, 26784, 30216, 33480, 33993, 37770, 39029, 40176, 40288, 44640, 45324, 50220, 50360, 56655, 60432, 66960, 67986, 75540, 78058, 80352, 90648, 100440, 100720, 101979, 113310, 117087, 120864, 133920, 135972, 151080, 156116, 169965, 181296, 195145, 200880, 201440, 203958, 226620, 234174, 271944, 302160, 312232, 339930, 351261, 362592, 390290, 401760, 407916, 453240, 468348, 509895, 543888, 585435, 604320, 624464, 679860, 702522, 780580, 815832, 906480, 936696, 1019790, 1053783, 1087776, 1170870, 1248928, 1359720, 1405044, 1561160, 1631664, 1756305, 1812960, 1873392, 2039580, 2107566, 2341740, 2719440, 2810088, 3122320, 3161349, 3263328, 3512610, 3746784, 4079160, 4215132, 4683480, 5268915, 5438880, 5620176, 6244640, 6322698, 7025220, 8158320, 8430264, 9366960, 10537830, 11240352, 12645396, 14050440, 15806745, 16316640, 16860528, 18733920, 21075660, 25290792, 28100880, 31613490, 33721056, 42151320, 50581584, 56201760, 63226980, 84302640, 101163168, 126453960, 168605280, 252907920, 505815840]

約数ペア:

[(1, 505815840), (2, 252907920), (3, 168605280), (4, 126453960), (5, 101163168), (6, 84302640), (8, 63226980), (9, 56201760), (10, 50581584), (12, 42151320), (15, 33721056), (16, 31613490), (18, 28100880), (20, 25290792), (24, 21075660), (27, 18733920), (30, 16860528), (31, 16316640), (32, 15806745), (36, 14050440), (40, 12645396), (45, 11240352), (48, 10537830), (54, 9366960), (60, 8430264), (62, 8158320), (72, 7025220), (80, 6322698), (81, 6244640), (90, 5620176), (93, 5438880), (96, 5268915), (108, 4683480), (120, 4215132), (124, 4079160), (135, 3746784), (144, 3512610), (155, 3263328), (160, 3161349), (162, 3122320), (180, 2810088), (186, 2719440), (216, 2341740), (240, 2107566), (248, 2039580), (270, 1873392), (279, 1812960), (288, 1756305), (310, 1631664), (324, 1561160), (360, 1405044), (372, 1359720), (405, 1248928), (432, 1170870), (465, 1087776), (480, 1053783), (496, 1019790), (540, 936696), (558, 906480), (620, 815832), (648, 780580), (720, 702522), (744, 679860), (810, 624464), (837, 604320), (864, 585435), (930, 543888), (992, 509895), (1080, 468348), (1116, 453240), (1240, 407916), (1259, 401760), (1296, 390290), (1395, 362592), (1440, 351261), (1488, 339930), (1620, 312232), (1674, 302160), (1860, 271944), (2160, 234174), (2232, 226620), (2480, 203958), (2511, 201440), (2518, 200880), (2592, 195145), (2790, 181296), (2976, 169965), (3240, 156116), (3348, 151080), (3720, 135972), (3777, 133920), (4185, 120864), (4320, 117087), (4464, 113310), (4960, 101979), (5022, 100720), (5036, 100440), (5580, 90648), (6295, 80352), (6480, 78058), (6696, 75540), (7440, 67986), (7554, 66960), (8370, 60432), (8928, 56655), (10044, 50360), (10072, 50220), (11160, 45324), (11331, 44640), (12555, 40288), (12590, 40176), (12960, 39029), (13392, 37770), (14880, 33993), (15108, 33480), (16740, 30216), (18885, 26784), (20088, 25180), (20144, 25110), (22320, 22662)]