305873280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:630

約数の個数: 256

約数和(自身を含む): 1120204800

約数和(自身を除く): 814331520

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, 571, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1142, 1152, 1240, 1395, 1440, 1488, 1674, 1713, 1728, 1860, 1920, 1984, 2160, 2232, 2284, 2480, 2790, 2855, 2880, 2976, 3348, 3426, 3456, 3720, 3968, 4185, 4320, 4464, 4568, 4960, 5139, 5580, 5710, 5760, 5952, 6696, 6852, 7440, 8370, 8565, 8640, 8928, 9136, 9920, 10278, 11160, 11420, 11904, 13392, 13704, 14880, 15417, 16740, 17130, 17280, 17701, 17856, 18272, 19840, 20556, 22320, 22840, 25695, 26784, 27408, 29760, 30834, 33480, 34260, 35402, 35712, 36544, 41112, 44640, 45680, 51390, 53103, 53568, 54816, 59520, 61668, 66960, 68520, 70804, 73088, 77085, 82224, 88505, 89280, 91360, 102780, 106206, 107136, 109632, 123336, 133920, 137040, 141608, 154170, 159309, 164448, 177010, 178560, 182720, 205560, 212412, 219264, 246672, 265515, 267840, 274080, 283216, 308340, 318618, 328896, 354020, 365440, 411120, 424824, 477927, 493344, 531030, 535680, 548160, 566432, 616680, 637236, 657792, 708040, 796545, 822240, 849648, 955854, 986688, 1062060, 1096320, 1132864, 1233360, 1274472, 1416080, 1593090, 1644480, 1699296, 1911708, 1973376, 2124120, 2265728, 2389635, 2466720, 2548944, 2832160, 3186180, 3288960, 3398592, 3823416, 4248240, 4779270, 4933440, 5097888, 5664320, 6372360, 6797184, 7646832, 8496480, 9558540, 9866880, 10195776, 11328640, 12744720, 15293664, 16992960, 19117080, 20391552, 25489440, 30587328, 33985920, 38234160, 50978880, 61174656, 76468320, 101957760, 152936640, 305873280]

約数ペア:

[(1, 305873280), (2, 152936640), (3, 101957760), (4, 76468320), (5, 61174656), (6, 50978880), (8, 38234160), (9, 33985920), (10, 30587328), (12, 25489440), (15, 20391552), (16, 19117080), (18, 16992960), (20, 15293664), (24, 12744720), (27, 11328640), (30, 10195776), (31, 9866880), (32, 9558540), (36, 8496480), (40, 7646832), (45, 6797184), (48, 6372360), (54, 5664320), (60, 5097888), (62, 4933440), (64, 4779270), (72, 4248240), (80, 3823416), (90, 3398592), (93, 3288960), (96, 3186180), (108, 2832160), (120, 2548944), (124, 2466720), (128, 2389635), (135, 2265728), (144, 2124120), (155, 1973376), (160, 1911708), (180, 1699296), (186, 1644480), (192, 1593090), (216, 1416080), (240, 1274472), (248, 1233360), (270, 1132864), (279, 1096320), (288, 1062060), (310, 986688), (320, 955854), (360, 849648), (372, 822240), (384, 796545), (432, 708040), (465, 657792), (480, 637236), (496, 616680), (540, 566432), (558, 548160), (571, 535680), (576, 531030), (620, 493344), (640, 477927), (720, 424824), (744, 411120), (837, 365440), (864, 354020), (930, 328896), (960, 318618), (992, 308340), (1080, 283216), (1116, 274080), (1142, 267840), (1152, 265515), (1240, 246672), (1395, 219264), (1440, 212412), (1488, 205560), (1674, 182720), (1713, 178560), (1728, 177010), (1860, 164448), (1920, 159309), (1984, 154170), (2160, 141608), (2232, 137040), (2284, 133920), (2480, 123336), (2790, 109632), (2855, 107136), (2880, 106206), (2976, 102780), (3348, 91360), (3426, 89280), (3456, 88505), (3720, 82224), (3968, 77085), (4185, 73088), (4320, 70804), (4464, 68520), (4568, 66960), (4960, 61668), (5139, 59520), (5580, 54816), (5710, 53568), (5760, 53103), (5952, 51390), (6696, 45680), (6852, 44640), (7440, 41112), (8370, 36544), (8565, 35712), (8640, 35402), (8928, 34260), (9136, 33480), (9920, 30834), (10278, 29760), (11160, 27408), (11420, 26784), (11904, 25695), (13392, 22840), (13704, 22320), (14880, 20556), (15417, 19840), (16740, 18272), (17130, 17856), (17280, 17701)]