78439320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1231}}^1$

素因数の和:1310

約数の個数: 128

約数和(自身を含む): 266112000

約数和(自身を除く): 187672680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 472, 531, 540, 590, 708, 885, 1062, 1080, 1180, 1231, 1416, 1593, 1770, 2124, 2360, 2462, 2655, 3186, 3540, 3693, 4248, 4924, 5310, 6155, 6372, 7080, 7386, 7965, 9848, 10620, 11079, 12310, 12744, 14772, 15930, 18465, 21240, 22158, 24620, 29544, 31860, 33237, 36930, 44316, 49240, 55395, 63720, 66474, 72629, 73860, 88632, 110790, 132948, 145258, 147720, 166185, 217887, 221580, 265896, 290516, 332370, 363145, 435774, 443160, 581032, 653661, 664740, 726290, 871548, 1089435, 1307322, 1329480, 1452580, 1743096, 1960983, 2178870, 2614644, 2905160, 3268305, 3921966, 4357740, 5229288, 6536610, 7843932, 8715480, 9804915, 13073220, 15687864, 19609830, 26146440, 39219660, 78439320]

約数ペア:

[(1, 78439320), (2, 39219660), (3, 26146440), (4, 19609830), (5, 15687864), (6, 13073220), (8, 9804915), (9, 8715480), (10, 7843932), (12, 6536610), (15, 5229288), (18, 4357740), (20, 3921966), (24, 3268305), (27, 2905160), (30, 2614644), (36, 2178870), (40, 1960983), (45, 1743096), (54, 1452580), (59, 1329480), (60, 1307322), (72, 1089435), (90, 871548), (108, 726290), (118, 664740), (120, 653661), (135, 581032), (177, 443160), (180, 435774), (216, 363145), (236, 332370), (270, 290516), (295, 265896), (354, 221580), (360, 217887), (472, 166185), (531, 147720), (540, 145258), (590, 132948), (708, 110790), (885, 88632), (1062, 73860), (1080, 72629), (1180, 66474), (1231, 63720), (1416, 55395), (1593, 49240), (1770, 44316), (2124, 36930), (2360, 33237), (2462, 31860), (2655, 29544), (3186, 24620), (3540, 22158), (3693, 21240), (4248, 18465), (4924, 15930), (5310, 14772), (6155, 12744), (6372, 12310), (7080, 11079), (7386, 10620), (7965, 9848)]