131192320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7321}}^1$

素因数の和:7351

約数の個数: 80

約数和(自身を含む): 359539488

約数和(自身を除く): 228347168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 7321, 8960, 14642, 17920, 29284, 36605, 51247, 58568, 73210, 102494, 117136, 146420, 204988, 234272, 256235, 292840, 409976, 468544, 512470, 585680, 819952, 937088, 1024940, 1171360, 1639904, 1874176, 2049880, 2342720, 3279808, 3748352, 4099760, 4685440, 6559616, 8199520, 9370880, 13119232, 16399040, 18741760, 26238464, 32798080, 65596160, 131192320]

約数ペア:

[(1, 131192320), (2, 65596160), (4, 32798080), (5, 26238464), (7, 18741760), (8, 16399040), (10, 13119232), (14, 9370880), (16, 8199520), (20, 6559616), (28, 4685440), (32, 4099760), (35, 3748352), (40, 3279808), (56, 2342720), (64, 2049880), (70, 1874176), (80, 1639904), (112, 1171360), (128, 1024940), (140, 937088), (160, 819952), (224, 585680), (256, 512470), (280, 468544), (320, 409976), (448, 292840), (512, 256235), (560, 234272), (640, 204988), (896, 146420), (1120, 117136), (1280, 102494), (1792, 73210), (2240, 58568), (2560, 51247), (3584, 36605), (4480, 29284), (7321, 17920), (8960, 14642)]