328503280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 914227200

約数和(自身を除く): 585723920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 127, 140, 149, 155, 217, 248, 254, 280, 298, 310, 434, 496, 508, 560, 596, 620, 635, 745, 868, 889, 1016, 1043, 1085, 1192, 1240, 1270, 1490, 1736, 1778, 2032, 2086, 2170, 2384, 2480, 2540, 2980, 3472, 3556, 3937, 4172, 4340, 4445, 4619, 5080, 5215, 5960, 7112, 7874, 8344, 8680, 8890, 9238, 10160, 10430, 11920, 14224, 15748, 16688, 17360, 17780, 18476, 18923, 19685, 20860, 23095, 27559, 31496, 32333, 35560, 36952, 37846, 39370, 41720, 46190, 55118, 62992, 64666, 71120, 73904, 75692, 78740, 83440, 92380, 94615, 110236, 129332, 132461, 137795, 151384, 157480, 161665, 184760, 189230, 220472, 258664, 264922, 275590, 302768, 314960, 323330, 369520, 378460, 440944, 517328, 529844, 551180, 586613, 646660, 662305, 756920, 1059688, 1102360, 1173226, 1293320, 1324610, 1513840, 2119376, 2204720, 2346452, 2586640, 2649220, 2933065, 4106291, 4692904, 5298440, 5866130, 8212582, 9385808, 10596880, 11732260, 16425164, 20531455, 23464520, 32850328, 41062910, 46929040, 65700656, 82125820, 164251640, 328503280]

約数ペア:

[(1, 328503280), (2, 164251640), (4, 82125820), (5, 65700656), (7, 46929040), (8, 41062910), (10, 32850328), (14, 23464520), (16, 20531455), (20, 16425164), (28, 11732260), (31, 10596880), (35, 9385808), (40, 8212582), (56, 5866130), (62, 5298440), (70, 4692904), (80, 4106291), (112, 2933065), (124, 2649220), (127, 2586640), (140, 2346452), (149, 2204720), (155, 2119376), (217, 1513840), (248, 1324610), (254, 1293320), (280, 1173226), (298, 1102360), (310, 1059688), (434, 756920), (496, 662305), (508, 646660), (560, 586613), (596, 551180), (620, 529844), (635, 517328), (745, 440944), (868, 378460), (889, 369520), (1016, 323330), (1043, 314960), (1085, 302768), (1192, 275590), (1240, 264922), (1270, 258664), (1490, 220472), (1736, 189230), (1778, 184760), (2032, 161665), (2086, 157480), (2170, 151384), (2384, 137795), (2480, 132461), (2540, 129332), (2980, 110236), (3472, 94615), (3556, 92380), (3937, 83440), (4172, 78740), (4340, 75692), (4445, 73904), (4619, 71120), (5080, 64666), (5215, 62992), (5960, 55118), (7112, 46190), (7874, 41720), (8344, 39370), (8680, 37846), (8890, 36952), (9238, 35560), (10160, 32333), (10430, 31496), (11920, 27559), (14224, 23095), (15748, 20860), (16688, 19685), (17360, 18923), (17780, 18476)]