279375840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1481}}^1$

素因数の和:1633

約数の個数: 144

約数和(自身を含む): 961296336

約数和(自身を除く): 681920496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 360, 393, 480, 524, 655, 720, 786, 1048, 1179, 1310, 1440, 1481, 1572, 1965, 2096, 2358, 2620, 2962, 3144, 3930, 4192, 4443, 4716, 5240, 5895, 5924, 6288, 7405, 7860, 8886, 9432, 10480, 11790, 11848, 12576, 13329, 14810, 15720, 17772, 18864, 20960, 22215, 23580, 23696, 26658, 29620, 31440, 35544, 37728, 44430, 47160, 47392, 53316, 59240, 62880, 66645, 71088, 88860, 94320, 106632, 118480, 133290, 142176, 177720, 188640, 194011, 213264, 236960, 266580, 355440, 388022, 426528, 533160, 582033, 710880, 776044, 970055, 1066320, 1164066, 1552088, 1746099, 1940110, 2132640, 2328132, 2910165, 3104176, 3492198, 3880220, 4656264, 5820330, 6208352, 6984396, 7760440, 8730495, 9312528, 11640660, 13968792, 15520880, 17460990, 18625056, 23281320, 27937584, 31041760, 34921980, 46562640, 55875168, 69843960, 93125280, 139687920, 279375840]

約数ペア:

[(1, 279375840), (2, 139687920), (3, 93125280), (4, 69843960), (5, 55875168), (6, 46562640), (8, 34921980), (9, 31041760), (10, 27937584), (12, 23281320), (15, 18625056), (16, 17460990), (18, 15520880), (20, 13968792), (24, 11640660), (30, 9312528), (32, 8730495), (36, 7760440), (40, 6984396), (45, 6208352), (48, 5820330), (60, 4656264), (72, 3880220), (80, 3492198), (90, 3104176), (96, 2910165), (120, 2328132), (131, 2132640), (144, 1940110), (160, 1746099), (180, 1552088), (240, 1164066), (262, 1066320), (288, 970055), (360, 776044), (393, 710880), (480, 582033), (524, 533160), (655, 426528), (720, 388022), (786, 355440), (1048, 266580), (1179, 236960), (1310, 213264), (1440, 194011), (1481, 188640), (1572, 177720), (1965, 142176), (2096, 133290), (2358, 118480), (2620, 106632), (2962, 94320), (3144, 88860), (3930, 71088), (4192, 66645), (4443, 62880), (4716, 59240), (5240, 53316), (5895, 47392), (5924, 47160), (6288, 44430), (7405, 37728), (7860, 35544), (8886, 31440), (9432, 29620), (10480, 26658), (11790, 23696), (11848, 23580), (12576, 22215), (13329, 20960), (14810, 18864), (15720, 17772)]