20145309840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{51151}}^1$

素因数の和:51717

約数の個数: 120

約数和(自身を含む): 67779673728

約数和(自身を除く): 47634363888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 547, 720, 1094, 1641, 2188, 2735, 3282, 4376, 4923, 5470, 6564, 8205, 8752, 9846, 10940, 13128, 16410, 19692, 21880, 24615, 26256, 32820, 39384, 43760, 49230, 51151, 65640, 78768, 98460, 102302, 131280, 153453, 196920, 204604, 255755, 306906, 393840, 409208, 460359, 511510, 613812, 767265, 818416, 920718, 1023020, 1227624, 1534530, 1841436, 2046040, 2301795, 2455248, 3069060, 3682872, 4092080, 4603590, 6138120, 7365744, 9207180, 12276240, 18414360, 27979597, 36828720, 55959194, 83938791, 111918388, 139897985, 167877582, 223836776, 251816373, 279795970, 335755164, 419693955, 447673552, 503632746, 559591940, 671510328, 839387910, 1007265492, 1119183880, 1259081865, 1343020656, 1678775820, 2014530984, 2238367760, 2518163730, 3357551640, 4029061968, 5036327460, 6715103280, 10072654920, 20145309840]

約数ペア:

[(1, 20145309840), (2, 10072654920), (3, 6715103280), (4, 5036327460), (5, 4029061968), (6, 3357551640), (8, 2518163730), (9, 2238367760), (10, 2014530984), (12, 1678775820), (15, 1343020656), (16, 1259081865), (18, 1119183880), (20, 1007265492), (24, 839387910), (30, 671510328), (36, 559591940), (40, 503632746), (45, 447673552), (48, 419693955), (60, 335755164), (72, 279795970), (80, 251816373), (90, 223836776), (120, 167877582), (144, 139897985), (180, 111918388), (240, 83938791), (360, 55959194), (547, 36828720), (720, 27979597), (1094, 18414360), (1641, 12276240), (2188, 9207180), (2735, 7365744), (3282, 6138120), (4376, 4603590), (4923, 4092080), (5470, 3682872), (6564, 3069060), (8205, 2455248), (8752, 2301795), (9846, 2046040), (10940, 1841436), (13128, 1534530), (16410, 1227624), (19692, 1023020), (21880, 920718), (24615, 818416), (26256, 767265), (32820, 613812), (39384, 511510), (43760, 460359), (49230, 409208), (51151, 393840), (65640, 306906), (78768, 255755), (98460, 204604), (102302, 196920), (131280, 153453)]