320431440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6577}}^1$

素因数の和:6629

約数の個数: 160

約数和(自身を含む): 1174567680

約数和(自身を除く): 854136240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 3045, 3248, 3480, 4060, 4872, 6090, 6577, 6960, 8120, 9744, 12180, 13154, 16240, 19731, 24360, 26308, 32885, 39462, 46039, 48720, 52616, 65770, 78924, 92078, 98655, 105232, 131540, 138117, 157848, 184156, 190733, 197310, 230195, 263080, 276234, 315696, 368312, 381466, 394620, 460390, 526160, 552468, 572199, 690585, 736624, 762932, 789240, 920780, 953665, 1104936, 1144398, 1335131, 1381170, 1525864, 1578480, 1841560, 1907330, 2209872, 2288796, 2670262, 2762340, 2860995, 3051728, 3683120, 3814660, 4005393, 4577592, 5340524, 5524680, 5721990, 6675655, 7629320, 8010786, 9155184, 10681048, 11049360, 11443980, 13351310, 15258640, 16021572, 20026965, 21362096, 22887960, 26702620, 32043144, 40053930, 45775920, 53405240, 64086288, 80107860, 106810480, 160215720, 320431440]

約数ペア:

[(1, 320431440), (2, 160215720), (3, 106810480), (4, 80107860), (5, 64086288), (6, 53405240), (7, 45775920), (8, 40053930), (10, 32043144), (12, 26702620), (14, 22887960), (15, 21362096), (16, 20026965), (20, 16021572), (21, 15258640), (24, 13351310), (28, 11443980), (29, 11049360), (30, 10681048), (35, 9155184), (40, 8010786), (42, 7629320), (48, 6675655), (56, 5721990), (58, 5524680), (60, 5340524), (70, 4577592), (80, 4005393), (84, 3814660), (87, 3683120), (105, 3051728), (112, 2860995), (116, 2762340), (120, 2670262), (140, 2288796), (145, 2209872), (168, 1907330), (174, 1841560), (203, 1578480), (210, 1525864), (232, 1381170), (240, 1335131), (280, 1144398), (290, 1104936), (336, 953665), (348, 920780), (406, 789240), (420, 762932), (435, 736624), (464, 690585), (560, 572199), (580, 552468), (609, 526160), (696, 460390), (812, 394620), (840, 381466), (870, 368312), (1015, 315696), (1160, 276234), (1218, 263080), (1392, 230195), (1624, 197310), (1680, 190733), (1740, 184156), (2030, 157848), (2320, 138117), (2436, 131540), (3045, 105232), (3248, 98655), (3480, 92078), (4060, 78924), (4872, 65770), (6090, 52616), (6577, 48720), (6960, 46039), (8120, 39462), (9744, 32885), (12180, 26308), (13154, 24360), (16240, 19731)]