289969920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{25171}}^1$

素因数の和:25198

約数の個数: 108

約数和(自身を含む): 1003305576

約数和(自身を除く): 713335656

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 25171, 50342, 75513, 100684, 125855, 151026, 201368, 226539, 251710, 302052, 377565, 402736, 453078, 503420, 604104, 755130, 805472, 906156, 1006840, 1132695, 1208208, 1510260, 1610944, 1812312, 2013680, 2265390, 2416416, 3020520, 3221888, 3624624, 4027360, 4530780, 4832832, 6041040, 6443776, 7249248, 8054720, 9061560, 9665664, 12082080, 14498496, 16109440, 18123120, 19331328, 24164160, 28996992, 32218880, 36246240, 48328320, 57993984, 72492480, 96656640, 144984960, 289969920]

約数ペア:

[(1, 289969920), (2, 144984960), (3, 96656640), (4, 72492480), (5, 57993984), (6, 48328320), (8, 36246240), (9, 32218880), (10, 28996992), (12, 24164160), (15, 19331328), (16, 18123120), (18, 16109440), (20, 14498496), (24, 12082080), (30, 9665664), (32, 9061560), (36, 8054720), (40, 7249248), (45, 6443776), (48, 6041040), (60, 4832832), (64, 4530780), (72, 4027360), (80, 3624624), (90, 3221888), (96, 3020520), (120, 2416416), (128, 2265390), (144, 2013680), (160, 1812312), (180, 1610944), (192, 1510260), (240, 1208208), (256, 1132695), (288, 1006840), (320, 906156), (360, 805472), (384, 755130), (480, 604104), (576, 503420), (640, 453078), (720, 402736), (768, 377565), (960, 302052), (1152, 251710), (1280, 226539), (1440, 201368), (1920, 151026), (2304, 125855), (2880, 100684), (3840, 75513), (5760, 50342), (11520, 25171)]