263175720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 816480000

約数和(自身を除く): 553304280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 149, 164, 205, 246, 298, 328, 359, 410, 447, 492, 596, 615, 718, 745, 820, 894, 984, 1077, 1192, 1230, 1436, 1490, 1640, 1788, 1795, 2154, 2235, 2460, 2872, 2980, 3576, 3590, 4308, 4470, 4920, 5385, 5960, 6109, 7180, 8616, 8940, 10770, 12218, 14360, 14719, 17880, 18327, 21540, 24436, 29438, 30545, 36654, 43080, 44157, 48872, 53491, 58876, 61090, 73308, 73595, 88314, 91635, 106982, 117752, 122180, 146616, 147190, 160473, 176628, 183270, 213964, 220785, 244360, 267455, 294380, 320946, 353256, 366540, 427928, 441570, 534910, 588760, 641892, 733080, 802365, 883140, 1069820, 1283784, 1604730, 1766280, 2139640, 2193131, 3209460, 4386262, 6418920, 6579393, 8772524, 10965655, 13158786, 17545048, 21931310, 26317572, 32896965, 43862620, 52635144, 65793930, 87725240, 131587860, 263175720]

約数ペア:

[(1, 263175720), (2, 131587860), (3, 87725240), (4, 65793930), (5, 52635144), (6, 43862620), (8, 32896965), (10, 26317572), (12, 21931310), (15, 17545048), (20, 13158786), (24, 10965655), (30, 8772524), (40, 6579393), (41, 6418920), (60, 4386262), (82, 3209460), (120, 2193131), (123, 2139640), (149, 1766280), (164, 1604730), (205, 1283784), (246, 1069820), (298, 883140), (328, 802365), (359, 733080), (410, 641892), (447, 588760), (492, 534910), (596, 441570), (615, 427928), (718, 366540), (745, 353256), (820, 320946), (894, 294380), (984, 267455), (1077, 244360), (1192, 220785), (1230, 213964), (1436, 183270), (1490, 176628), (1640, 160473), (1788, 147190), (1795, 146616), (2154, 122180), (2235, 117752), (2460, 106982), (2872, 91635), (2980, 88314), (3576, 73595), (3590, 73308), (4308, 61090), (4470, 58876), (4920, 53491), (5385, 48872), (5960, 44157), (6109, 43080), (7180, 36654), (8616, 30545), (8940, 29438), (10770, 24436), (12218, 21540), (14360, 18327), (14719, 17880)]