328702080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 256

約数和(自身を含む): 1231637760

約数和(自身を除く): 902935680

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, 661, 672, 740, 777, 840, 888, 896, 960, 1036, 1110, 1120, 1184, 1295, 1322, 1344, 1480, 1554, 1680, 1776, 1920, 1983, 2072, 2220, 2240, 2368, 2590, 2644, 2688, 2960, 3108, 3305, 3360, 3552, 3885, 3966, 4144, 4440, 4480, 4627, 4736, 5180, 5288, 5920, 6216, 6610, 6720, 7104, 7770, 7932, 8288, 8880, 9254, 9915, 10360, 10576, 11840, 12432, 13220, 13440, 13881, 14208, 15540, 15864, 16576, 17760, 18508, 19830, 20720, 21152, 23135, 23680, 24457, 24864, 26440, 27762, 31080, 31728, 33152, 35520, 37016, 39660, 41440, 42304, 46270, 48914, 49728, 52880, 55524, 62160, 63456, 69405, 71040, 73371, 74032, 79320, 82880, 84608, 92540, 97828, 99456, 105760, 111048, 122285, 124320, 126912, 138810, 146742, 148064, 158640, 165760, 171199, 185080, 195656, 211520, 222096, 244570, 248640, 253824, 277620, 293484, 296128, 317280, 342398, 366855, 370160, 391312, 423040, 444192, 489140, 497280, 513597, 555240, 586968, 592256, 634560, 684796, 733710, 740320, 782624, 855995, 888384, 978280, 1027194, 1110480, 1173936, 1269120, 1369592, 1467420, 1480640, 1565248, 1711990, 1776768, 1956560, 2054388, 2220960, 2347872, 2567985, 2739184, 2934840, 2961280, 3130496, 3423980, 3913120, 4108776, 4441920, 4695744, 5135970, 5478368, 5869680, 6847960, 7826240, 8217552, 8883840, 9391488, 10271940, 10956736, 11739360, 13695920, 15652480, 16435104, 20543880, 21913472, 23478720, 27391840, 32870208, 41087760, 46957440, 54783680, 65740416, 82175520, 109567360, 164351040, 328702080]

約数ペア:

[(1, 328702080), (2, 164351040), (3, 109567360), (4, 82175520), (5, 65740416), (6, 54783680), (7, 46957440), (8, 41087760), (10, 32870208), (12, 27391840), (14, 23478720), (15, 21913472), (16, 20543880), (20, 16435104), (21, 15652480), (24, 13695920), (28, 11739360), (30, 10956736), (32, 10271940), (35, 9391488), (37, 8883840), (40, 8217552), (42, 7826240), (48, 6847960), (56, 5869680), (60, 5478368), (64, 5135970), (70, 4695744), (74, 4441920), (80, 4108776), (84, 3913120), (96, 3423980), (105, 3130496), (111, 2961280), (112, 2934840), (120, 2739184), (128, 2567985), (140, 2347872), (148, 2220960), (160, 2054388), (168, 1956560), (185, 1776768), (192, 1711990), (210, 1565248), (222, 1480640), (224, 1467420), (240, 1369592), (259, 1269120), (280, 1173936), (296, 1110480), (320, 1027194), (336, 978280), (370, 888384), (384, 855995), (420, 782624), (444, 740320), (448, 733710), (480, 684796), (518, 634560), (555, 592256), (560, 586968), (592, 555240), (640, 513597), (661, 497280), (672, 489140), (740, 444192), (777, 423040), (840, 391312), (888, 370160), (896, 366855), (960, 342398), (1036, 317280), (1110, 296128), (1120, 293484), (1184, 277620), (1295, 253824), (1322, 248640), (1344, 244570), (1480, 222096), (1554, 211520), (1680, 195656), (1776, 185080), (1920, 171199), (1983, 165760), (2072, 158640), (2220, 148064), (2240, 146742), (2368, 138810), (2590, 126912), (2644, 124320), (2688, 122285), (2960, 111048), (3108, 105760), (3305, 99456), (3360, 97828), (3552, 92540), (3885, 84608), (3966, 82880), (4144, 79320), (4440, 74032), (4480, 73371), (4627, 71040), (4736, 69405), (5180, 63456), (5288, 62160), (5920, 55524), (6216, 52880), (6610, 49728), (6720, 48914), (7104, 46270), (7770, 42304), (7932, 41440), (8288, 39660), (8880, 37016), (9254, 35520), (9915, 33152), (10360, 31728), (10576, 31080), (11840, 27762), (12432, 26440), (13220, 24864), (13440, 24457), (13881, 23680), (14208, 23135), (15540, 21152), (15864, 20720), (16576, 19830), (17760, 18508)]