304801920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:628

約数の個数: 256

約数和(自身を含む): 1116288000

約数和(自身を除く): 811486080

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, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 569, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1138, 1152, 1240, 1395, 1440, 1488, 1674, 1707, 1728, 1860, 1920, 1984, 2160, 2232, 2276, 2480, 2790, 2845, 2880, 2976, 3348, 3414, 3456, 3720, 3968, 4185, 4320, 4464, 4552, 4960, 5121, 5580, 5690, 5760, 5952, 6696, 6828, 7440, 8370, 8535, 8640, 8928, 9104, 9920, 10242, 11160, 11380, 11904, 13392, 13656, 14880, 15363, 16740, 17070, 17280, 17639, 17856, 18208, 19840, 20484, 22320, 22760, 25605, 26784, 27312, 29760, 30726, 33480, 34140, 35278, 35712, 36416, 40968, 44640, 45520, 51210, 52917, 53568, 54624, 59520, 61452, 66960, 68280, 70556, 72832, 76815, 81936, 88195, 89280, 91040, 102420, 105834, 107136, 109248, 122904, 133920, 136560, 141112, 153630, 158751, 163872, 176390, 178560, 182080, 204840, 211668, 218496, 245808, 264585, 267840, 273120, 282224, 307260, 317502, 327744, 352780, 364160, 409680, 423336, 476253, 491616, 529170, 535680, 546240, 564448, 614520, 635004, 655488, 705560, 793755, 819360, 846672, 952506, 983232, 1058340, 1092480, 1128896, 1229040, 1270008, 1411120, 1587510, 1638720, 1693344, 1905012, 1966464, 2116680, 2257792, 2381265, 2458080, 2540016, 2822240, 3175020, 3277440, 3386688, 3810024, 4233360, 4762530, 4916160, 5080032, 5644480, 6350040, 6773376, 7620048, 8466720, 9525060, 9832320, 10160064, 11288960, 12700080, 15240096, 16933440, 19050120, 20320128, 25400160, 30480192, 33866880, 38100240, 50800320, 60960384, 76200480, 101600640, 152400960, 304801920]

約数ペア:

[(1, 304801920), (2, 152400960), (3, 101600640), (4, 76200480), (5, 60960384), (6, 50800320), (8, 38100240), (9, 33866880), (10, 30480192), (12, 25400160), (15, 20320128), (16, 19050120), (18, 16933440), (20, 15240096), (24, 12700080), (27, 11288960), (30, 10160064), (31, 9832320), (32, 9525060), (36, 8466720), (40, 7620048), (45, 6773376), (48, 6350040), (54, 5644480), (60, 5080032), (62, 4916160), (64, 4762530), (72, 4233360), (80, 3810024), (90, 3386688), (93, 3277440), (96, 3175020), (108, 2822240), (120, 2540016), (124, 2458080), (128, 2381265), (135, 2257792), (144, 2116680), (155, 1966464), (160, 1905012), (180, 1693344), (186, 1638720), (192, 1587510), (216, 1411120), (240, 1270008), (248, 1229040), (270, 1128896), (279, 1092480), (288, 1058340), (310, 983232), (320, 952506), (360, 846672), (372, 819360), (384, 793755), (432, 705560), (465, 655488), (480, 635004), (496, 614520), (540, 564448), (558, 546240), (569, 535680), (576, 529170), (620, 491616), (640, 476253), (720, 423336), (744, 409680), (837, 364160), (864, 352780), (930, 327744), (960, 317502), (992, 307260), (1080, 282224), (1116, 273120), (1138, 267840), (1152, 264585), (1240, 245808), (1395, 218496), (1440, 211668), (1488, 204840), (1674, 182080), (1707, 178560), (1728, 176390), (1860, 163872), (1920, 158751), (1984, 153630), (2160, 141112), (2232, 136560), (2276, 133920), (2480, 122904), (2790, 109248), (2845, 107136), (2880, 105834), (2976, 102420), (3348, 91040), (3414, 89280), (3456, 88195), (3720, 81936), (3968, 76815), (4185, 72832), (4320, 70556), (4464, 68280), (4552, 66960), (4960, 61452), (5121, 59520), (5580, 54624), (5690, 53568), (5760, 52917), (5952, 51210), (6696, 45520), (6828, 44640), (7440, 40968), (8370, 36416), (8535, 35712), (8640, 35278), (8928, 34140), (9104, 33480), (9920, 30726), (10242, 29760), (11160, 27312), (11380, 26784), (11904, 25605), (13392, 22760), (13656, 22320), (14880, 20484), (15363, 19840), (16740, 18208), (17070, 17856), (17280, 17639)]