639386880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15137}}^1$

素因数の和:15172

約数の個数: 144

約数和(自身を含む): 2227829184

約数和(自身を除く): 1588442304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1760, 1920, 2112, 2640, 2816, 3520, 3840, 4224, 5280, 7040, 8448, 10560, 14080, 15137, 21120, 30274, 42240, 45411, 60548, 75685, 90822, 121096, 151370, 166507, 181644, 227055, 242192, 302740, 333014, 363288, 454110, 484384, 499521, 605480, 666028, 726576, 832535, 908220, 968768, 999042, 1210960, 1332056, 1453152, 1665070, 1816440, 1937536, 1998084, 2421920, 2497605, 2664112, 2906304, 3330140, 3632880, 3875072, 3996168, 4843840, 4995210, 5328224, 5812608, 6660280, 7265760, 7992336, 9687680, 9990420, 10656448, 11625216, 13320560, 14531520, 15984672, 19375360, 19980840, 21312896, 26641120, 29063040, 31969344, 39961680, 42625792, 53282240, 58126080, 63938688, 79923360, 106564480, 127877376, 159846720, 213128960, 319693440, 639386880]

約数ペア:

[(1, 639386880), (2, 319693440), (3, 213128960), (4, 159846720), (5, 127877376), (6, 106564480), (8, 79923360), (10, 63938688), (11, 58126080), (12, 53282240), (15, 42625792), (16, 39961680), (20, 31969344), (22, 29063040), (24, 26641120), (30, 21312896), (32, 19980840), (33, 19375360), (40, 15984672), (44, 14531520), (48, 13320560), (55, 11625216), (60, 10656448), (64, 9990420), (66, 9687680), (80, 7992336), (88, 7265760), (96, 6660280), (110, 5812608), (120, 5328224), (128, 4995210), (132, 4843840), (160, 3996168), (165, 3875072), (176, 3632880), (192, 3330140), (220, 2906304), (240, 2664112), (256, 2497605), (264, 2421920), (320, 1998084), (330, 1937536), (352, 1816440), (384, 1665070), (440, 1453152), (480, 1332056), (528, 1210960), (640, 999042), (660, 968768), (704, 908220), (768, 832535), (880, 726576), (960, 666028), (1056, 605480), (1280, 499521), (1320, 484384), (1408, 454110), (1760, 363288), (1920, 333014), (2112, 302740), (2640, 242192), (2816, 227055), (3520, 181644), (3840, 166507), (4224, 151370), (5280, 121096), (7040, 90822), (8448, 75685), (10560, 60548), (14080, 45411), (15137, 42240), (21120, 30274)]