319751040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:709

約数の個数: 256

約数和(自身を含む): 1198149120

約数和(自身を除く): 878398080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 128, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 320, 336, 370, 384, 420, 444, 448, 480, 518, 555, 560, 592, 640, 643, 672, 740, 777, 840, 888, 896, 960, 1036, 1110, 1120, 1184, 1286, 1295, 1344, 1480, 1554, 1680, 1776, 1920, 1929, 2072, 2220, 2240, 2368, 2572, 2590, 2688, 2960, 3108, 3215, 3360, 3552, 3858, 3885, 4144, 4440, 4480, 4501, 4736, 5144, 5180, 5920, 6216, 6430, 6720, 7104, 7716, 7770, 8288, 8880, 9002, 9645, 10288, 10360, 11840, 12432, 12860, 13440, 13503, 14208, 15432, 15540, 16576, 17760, 18004, 19290, 20576, 20720, 22505, 23680, 23791, 24864, 25720, 27006, 30864, 31080, 33152, 35520, 36008, 38580, 41152, 41440, 45010, 47582, 49728, 51440, 54012, 61728, 62160, 67515, 71040, 71373, 72016, 77160, 82304, 82880, 90020, 95164, 99456, 102880, 108024, 118955, 123456, 124320, 135030, 142746, 144032, 154320, 165760, 166537, 180040, 190328, 205760, 216048, 237910, 246912, 248640, 270060, 285492, 288064, 308640, 333074, 356865, 360080, 380656, 411520, 432096, 475820, 497280, 499611, 540120, 570984, 576128, 617280, 666148, 713730, 720160, 761312, 832685, 864192, 951640, 999222, 1080240, 1141968, 1234560, 1332296, 1427460, 1440320, 1522624, 1665370, 1728384, 1903280, 1998444, 2160480, 2283936, 2498055, 2664592, 2854920, 2880640, 3045248, 3330740, 3806560, 3996888, 4320960, 4567872, 4996110, 5329184, 5709840, 6661480, 7613120, 7993776, 8641920, 9135744, 9992220, 10658368, 11419680, 13322960, 15226240, 15987552, 19984440, 21316736, 22839360, 26645920, 31975104, 39968880, 45678720, 53291840, 63950208, 79937760, 106583680, 159875520, 319751040]

約数ペア:

[(1, 319751040), (2, 159875520), (3, 106583680), (4, 79937760), (5, 63950208), (6, 53291840), (7, 45678720), (8, 39968880), (10, 31975104), (12, 26645920), (14, 22839360), (15, 21316736), (16, 19984440), (20, 15987552), (21, 15226240), (24, 13322960), (28, 11419680), (30, 10658368), (32, 9992220), (35, 9135744), (37, 8641920), (40, 7993776), (42, 7613120), (48, 6661480), (56, 5709840), (60, 5329184), (64, 4996110), (70, 4567872), (74, 4320960), (80, 3996888), (84, 3806560), (96, 3330740), (105, 3045248), (111, 2880640), (112, 2854920), (120, 2664592), (128, 2498055), (140, 2283936), (148, 2160480), (160, 1998444), (168, 1903280), (185, 1728384), (192, 1665370), (210, 1522624), (222, 1440320), (224, 1427460), (240, 1332296), (259, 1234560), (280, 1141968), (296, 1080240), (320, 999222), (336, 951640), (370, 864192), (384, 832685), (420, 761312), (444, 720160), (448, 713730), (480, 666148), (518, 617280), (555, 576128), (560, 570984), (592, 540120), (640, 499611), (643, 497280), (672, 475820), (740, 432096), (777, 411520), (840, 380656), (888, 360080), (896, 356865), (960, 333074), (1036, 308640), (1110, 288064), (1120, 285492), (1184, 270060), (1286, 248640), (1295, 246912), (1344, 237910), (1480, 216048), (1554, 205760), (1680, 190328), (1776, 180040), (1920, 166537), (1929, 165760), (2072, 154320), (2220, 144032), (2240, 142746), (2368, 135030), (2572, 124320), (2590, 123456), (2688, 118955), (2960, 108024), (3108, 102880), (3215, 99456), (3360, 95164), (3552, 90020), (3858, 82880), (3885, 82304), (4144, 77160), (4440, 72016), (4480, 71373), (4501, 71040), (4736, 67515), (5144, 62160), (5180, 61728), (5920, 54012), (6216, 51440), (6430, 49728), (6720, 47582), (7104, 45010), (7716, 41440), (7770, 41152), (8288, 38580), (8880, 36008), (9002, 35520), (9645, 33152), (10288, 31080), (10360, 30864), (11840, 27006), (12432, 25720), (12860, 24864), (13440, 23791), (13503, 23680), (14208, 22505), (15432, 20720), (15540, 20576), (16576, 19290), (17760, 18004)]