289974240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2549}}^1$

素因数の和:2649

約数の個数: 144

約数和(自身を含む): 1002456000

約数和(自身を除く): 712481760

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, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2549, 2844, 3160, 3555, 3792, 4740, 5098, 5688, 6320, 7110, 7584, 7647, 9480, 10196, 11376, 12640, 12745, 14220, 15294, 18960, 20392, 22752, 22941, 25490, 28440, 30588, 37920, 38235, 40784, 45882, 50980, 56880, 61176, 76470, 81568, 91764, 101960, 113760, 114705, 122352, 152940, 183528, 201371, 203920, 229410, 244704, 305880, 367056, 402742, 407840, 458820, 604113, 611760, 734112, 805484, 917640, 1006855, 1208226, 1223520, 1610968, 1812339, 1835280, 2013710, 2416452, 3020565, 3221936, 3624678, 3670560, 4027420, 4832904, 6041130, 6443872, 7249356, 8054840, 9061695, 9665808, 12082260, 14498712, 16109680, 18123390, 19331616, 24164520, 28997424, 32219360, 36246780, 48329040, 57994848, 72493560, 96658080, 144987120, 289974240]

約数ペア:

[(1, 289974240), (2, 144987120), (3, 96658080), (4, 72493560), (5, 57994848), (6, 48329040), (8, 36246780), (9, 32219360), (10, 28997424), (12, 24164520), (15, 19331616), (16, 18123390), (18, 16109680), (20, 14498712), (24, 12082260), (30, 9665808), (32, 9061695), (36, 8054840), (40, 7249356), (45, 6443872), (48, 6041130), (60, 4832904), (72, 4027420), (79, 3670560), (80, 3624678), (90, 3221936), (96, 3020565), (120, 2416452), (144, 2013710), (158, 1835280), (160, 1812339), (180, 1610968), (237, 1223520), (240, 1208226), (288, 1006855), (316, 917640), (360, 805484), (395, 734112), (474, 611760), (480, 604113), (632, 458820), (711, 407840), (720, 402742), (790, 367056), (948, 305880), (1185, 244704), (1264, 229410), (1422, 203920), (1440, 201371), (1580, 183528), (1896, 152940), (2370, 122352), (2528, 114705), (2549, 113760), (2844, 101960), (3160, 91764), (3555, 81568), (3792, 76470), (4740, 61176), (5098, 56880), (5688, 50980), (6320, 45882), (7110, 40784), (7584, 38235), (7647, 37920), (9480, 30588), (10196, 28440), (11376, 25490), (12640, 22941), (12745, 22752), (14220, 20392), (15294, 18960)]