289726080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{21557}}^1$

素因数の和:21586

約数の個数: 128

約数和(自身を含む): 1055479680

約数和(自身を除く): 765753600

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, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 21557, 43114, 64671, 86228, 107785, 129342, 150899, 172456, 215570, 258684, 301798, 323355, 344912, 431140, 452697, 517368, 603596, 646710, 689824, 754495, 862280, 905394, 1034736, 1207192, 1293420, 1379648, 1508990, 1724560, 1810788, 2069472, 2263485, 2414384, 2586840, 2759296, 3017980, 3449120, 3621576, 4138944, 4526970, 4828768, 5173680, 6035960, 6898240, 7243152, 8277888, 9053940, 9657536, 10347360, 12071920, 13796480, 14486304, 18107880, 19315072, 20694720, 24143840, 28972608, 36215760, 41389440, 48287680, 57945216, 72431520, 96575360, 144863040, 289726080]

約数ペア:

[(1, 289726080), (2, 144863040), (3, 96575360), (4, 72431520), (5, 57945216), (6, 48287680), (7, 41389440), (8, 36215760), (10, 28972608), (12, 24143840), (14, 20694720), (15, 19315072), (16, 18107880), (20, 14486304), (21, 13796480), (24, 12071920), (28, 10347360), (30, 9657536), (32, 9053940), (35, 8277888), (40, 7243152), (42, 6898240), (48, 6035960), (56, 5173680), (60, 4828768), (64, 4526970), (70, 4138944), (80, 3621576), (84, 3449120), (96, 3017980), (105, 2759296), (112, 2586840), (120, 2414384), (128, 2263485), (140, 2069472), (160, 1810788), (168, 1724560), (192, 1508990), (210, 1379648), (224, 1293420), (240, 1207192), (280, 1034736), (320, 905394), (336, 862280), (384, 754495), (420, 689824), (448, 646710), (480, 603596), (560, 517368), (640, 452697), (672, 431140), (840, 344912), (896, 323355), (960, 301798), (1120, 258684), (1344, 215570), (1680, 172456), (1920, 150899), (2240, 129342), (2688, 107785), (3360, 86228), (4480, 64671), (6720, 43114), (13440, 21557)]