277788120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:617

約数の個数: 128

約数和(自身を含む): 862202880

約数和(自身を除く): 584414760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 131, 164, 205, 246, 262, 328, 393, 410, 431, 492, 524, 615, 655, 786, 820, 862, 984, 1048, 1230, 1293, 1310, 1572, 1640, 1724, 1965, 2155, 2460, 2586, 2620, 3144, 3448, 3930, 4310, 4920, 5172, 5240, 5371, 6465, 7860, 8620, 10344, 10742, 12930, 15720, 16113, 17240, 17671, 21484, 25860, 26855, 32226, 35342, 42968, 51720, 53013, 53710, 56461, 64452, 70684, 80565, 88355, 106026, 107420, 112922, 128904, 141368, 161130, 169383, 176710, 212052, 214840, 225844, 265065, 282305, 322260, 338766, 353420, 424104, 451688, 530130, 564610, 644520, 677532, 706840, 846915, 1060260, 1129220, 1355064, 1693830, 2120520, 2258440, 2314901, 3387660, 4629802, 6775320, 6944703, 9259604, 11574505, 13889406, 18519208, 23149010, 27778812, 34723515, 46298020, 55557624, 69447030, 92596040, 138894060, 277788120]

約数ペア:

[(1, 277788120), (2, 138894060), (3, 92596040), (4, 69447030), (5, 55557624), (6, 46298020), (8, 34723515), (10, 27778812), (12, 23149010), (15, 18519208), (20, 13889406), (24, 11574505), (30, 9259604), (40, 6944703), (41, 6775320), (60, 4629802), (82, 3387660), (120, 2314901), (123, 2258440), (131, 2120520), (164, 1693830), (205, 1355064), (246, 1129220), (262, 1060260), (328, 846915), (393, 706840), (410, 677532), (431, 644520), (492, 564610), (524, 530130), (615, 451688), (655, 424104), (786, 353420), (820, 338766), (862, 322260), (984, 282305), (1048, 265065), (1230, 225844), (1293, 214840), (1310, 212052), (1572, 176710), (1640, 169383), (1724, 161130), (1965, 141368), (2155, 128904), (2460, 112922), (2586, 107420), (2620, 106026), (3144, 88355), (3448, 80565), (3930, 70684), (4310, 64452), (4920, 56461), (5172, 53710), (5240, 53013), (5371, 51720), (6465, 42968), (7860, 35342), (8620, 32226), (10344, 26855), (10742, 25860), (12930, 21484), (15720, 17671), (16113, 17240)]