161948640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 588639744

約数和(自身を除く): 426691104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 157, 160, 168, 210, 224, 240, 280, 307, 314, 336, 420, 471, 480, 560, 614, 628, 672, 785, 840, 921, 942, 1099, 1120, 1228, 1256, 1535, 1570, 1680, 1842, 1884, 2149, 2198, 2355, 2456, 2512, 3070, 3140, 3297, 3360, 3684, 3768, 4298, 4396, 4605, 4710, 4912, 5024, 5495, 6140, 6280, 6447, 6594, 7368, 7536, 8596, 8792, 9210, 9420, 9824, 10745, 10990, 12280, 12560, 12894, 13188, 14736, 15072, 16485, 17192, 17584, 18420, 18840, 21490, 21980, 24560, 25120, 25788, 26376, 29472, 32235, 32970, 34384, 35168, 36840, 37680, 42980, 43960, 48199, 49120, 51576, 52752, 64470, 65940, 68768, 73680, 75360, 85960, 87920, 96398, 103152, 105504, 128940, 131880, 144597, 147360, 171920, 175840, 192796, 206304, 240995, 257880, 263760, 289194, 337393, 343840, 385592, 481990, 515760, 527520, 578388, 674786, 722985, 771184, 963980, 1012179, 1031520, 1156776, 1349572, 1445970, 1542368, 1686965, 1927960, 2024358, 2313552, 2699144, 2891940, 3373930, 3855920, 4048716, 4627104, 5060895, 5398288, 5783880, 6747860, 7711840, 8097432, 10121790, 10796576, 11567760, 13495720, 16194864, 20243580, 23135520, 26991440, 32389728, 40487160, 53982880, 80974320, 161948640]

約数ペア:

[(1, 161948640), (2, 80974320), (3, 53982880), (4, 40487160), (5, 32389728), (6, 26991440), (7, 23135520), (8, 20243580), (10, 16194864), (12, 13495720), (14, 11567760), (15, 10796576), (16, 10121790), (20, 8097432), (21, 7711840), (24, 6747860), (28, 5783880), (30, 5398288), (32, 5060895), (35, 4627104), (40, 4048716), (42, 3855920), (48, 3373930), (56, 2891940), (60, 2699144), (70, 2313552), (80, 2024358), (84, 1927960), (96, 1686965), (105, 1542368), (112, 1445970), (120, 1349572), (140, 1156776), (157, 1031520), (160, 1012179), (168, 963980), (210, 771184), (224, 722985), (240, 674786), (280, 578388), (307, 527520), (314, 515760), (336, 481990), (420, 385592), (471, 343840), (480, 337393), (560, 289194), (614, 263760), (628, 257880), (672, 240995), (785, 206304), (840, 192796), (921, 175840), (942, 171920), (1099, 147360), (1120, 144597), (1228, 131880), (1256, 128940), (1535, 105504), (1570, 103152), (1680, 96398), (1842, 87920), (1884, 85960), (2149, 75360), (2198, 73680), (2355, 68768), (2456, 65940), (2512, 64470), (3070, 52752), (3140, 51576), (3297, 49120), (3360, 48199), (3684, 43960), (3768, 42980), (4298, 37680), (4396, 36840), (4605, 35168), (4710, 34384), (4912, 32970), (5024, 32235), (5495, 29472), (6140, 26376), (6280, 25788), (6447, 25120), (6594, 24560), (7368, 21980), (7536, 21490), (8596, 18840), (8792, 18420), (9210, 17584), (9420, 17192), (9824, 16485), (10745, 15072), (10990, 14736), (12280, 13188), (12560, 12894)]