218305920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:505

約数の個数: 256

約数和(自身を含む): 818611200

約数和(自身を除く): 600305280

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, 439, 444, 448, 480, 518, 555, 560, 592, 640, 672, 740, 777, 840, 878, 888, 896, 960, 1036, 1110, 1120, 1184, 1295, 1317, 1344, 1480, 1554, 1680, 1756, 1776, 1920, 2072, 2195, 2220, 2240, 2368, 2590, 2634, 2688, 2960, 3073, 3108, 3360, 3512, 3552, 3885, 4144, 4390, 4440, 4480, 4736, 5180, 5268, 5920, 6146, 6216, 6585, 6720, 7024, 7104, 7770, 8288, 8780, 8880, 9219, 10360, 10536, 11840, 12292, 12432, 13170, 13440, 14048, 14208, 15365, 15540, 16243, 16576, 17560, 17760, 18438, 20720, 21072, 23680, 24584, 24864, 26340, 28096, 30730, 31080, 32486, 33152, 35120, 35520, 36876, 41440, 42144, 46095, 48729, 49168, 49728, 52680, 56192, 61460, 62160, 64972, 70240, 71040, 73752, 81215, 82880, 84288, 92190, 97458, 98336, 99456, 105360, 113701, 122920, 124320, 129944, 140480, 147504, 162430, 165760, 168576, 184380, 194916, 196672, 210720, 227402, 243645, 245840, 248640, 259888, 280960, 295008, 324860, 341103, 368760, 389832, 393344, 421440, 454804, 487290, 491680, 497280, 519776, 568505, 590016, 649720, 682206, 737520, 779664, 842880, 909608, 974580, 983360, 1039552, 1137010, 1180032, 1299440, 1364412, 1475040, 1559328, 1705515, 1819216, 1949160, 1966720, 2079104, 2274020, 2598880, 2728824, 2950080, 3118656, 3411030, 3638432, 3898320, 4548040, 5197760, 5457648, 5900160, 6237312, 6822060, 7276864, 7796640, 9096080, 10395520, 10915296, 13644120, 14553728, 15593280, 18192160, 21830592, 27288240, 31186560, 36384320, 43661184, 54576480, 72768640, 109152960, 218305920]

約数ペア:

[(1, 218305920), (2, 109152960), (3, 72768640), (4, 54576480), (5, 43661184), (6, 36384320), (7, 31186560), (8, 27288240), (10, 21830592), (12, 18192160), (14, 15593280), (15, 14553728), (16, 13644120), (20, 10915296), (21, 10395520), (24, 9096080), (28, 7796640), (30, 7276864), (32, 6822060), (35, 6237312), (37, 5900160), (40, 5457648), (42, 5197760), (48, 4548040), (56, 3898320), (60, 3638432), (64, 3411030), (70, 3118656), (74, 2950080), (80, 2728824), (84, 2598880), (96, 2274020), (105, 2079104), (111, 1966720), (112, 1949160), (120, 1819216), (128, 1705515), (140, 1559328), (148, 1475040), (160, 1364412), (168, 1299440), (185, 1180032), (192, 1137010), (210, 1039552), (222, 983360), (224, 974580), (240, 909608), (259, 842880), (280, 779664), (296, 737520), (320, 682206), (336, 649720), (370, 590016), (384, 568505), (420, 519776), (439, 497280), (444, 491680), (448, 487290), (480, 454804), (518, 421440), (555, 393344), (560, 389832), (592, 368760), (640, 341103), (672, 324860), (740, 295008), (777, 280960), (840, 259888), (878, 248640), (888, 245840), (896, 243645), (960, 227402), (1036, 210720), (1110, 196672), (1120, 194916), (1184, 184380), (1295, 168576), (1317, 165760), (1344, 162430), (1480, 147504), (1554, 140480), (1680, 129944), (1756, 124320), (1776, 122920), (1920, 113701), (2072, 105360), (2195, 99456), (2220, 98336), (2240, 97458), (2368, 92190), (2590, 84288), (2634, 82880), (2688, 81215), (2960, 73752), (3073, 71040), (3108, 70240), (3360, 64972), (3512, 62160), (3552, 61460), (3885, 56192), (4144, 52680), (4390, 49728), (4440, 49168), (4480, 48729), (4736, 46095), (5180, 42144), (5268, 41440), (5920, 36876), (6146, 35520), (6216, 35120), (6585, 33152), (6720, 32486), (7024, 31080), (7104, 30730), (7770, 28096), (8288, 26340), (8780, 24864), (8880, 24584), (9219, 23680), (10360, 21072), (10536, 20720), (11840, 18438), (12292, 17760), (12432, 17560), (13170, 16576), (13440, 16243), (14048, 15540), (14208, 15365)]