80974320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:487

約数の個数: 160

約数和(自身を含む): 289648128

約数和(自身を除く): 208673808

約数列:

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

約数ペア:

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