80872320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:672

約数の個数: 128

約数和(自身を含む): 261764640

約数和(自身を除く): 180892320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 292, 320, 365, 384, 438, 480, 577, 584, 640, 730, 876, 960, 1095, 1154, 1168, 1460, 1731, 1752, 1920, 2190, 2308, 2336, 2885, 2920, 3462, 3504, 4380, 4616, 4672, 5770, 5840, 6924, 7008, 8655, 8760, 9232, 9344, 11540, 11680, 13848, 14016, 17310, 17520, 18464, 23080, 23360, 27696, 28032, 34620, 35040, 36928, 42121, 46160, 46720, 55392, 69240, 70080, 73856, 84242, 92320, 110784, 126363, 138480, 140160, 168484, 184640, 210605, 221568, 252726, 276960, 336968, 369280, 421210, 505452, 553920, 631815, 673936, 842420, 1010904, 1107840, 1263630, 1347872, 1684840, 2021808, 2527260, 2695744, 3369680, 4043616, 5054520, 5391488, 6739360, 8087232, 10109040, 13478720, 16174464, 20218080, 26957440, 40436160, 80872320]

約数ペア:

[(1, 80872320), (2, 40436160), (3, 26957440), (4, 20218080), (5, 16174464), (6, 13478720), (8, 10109040), (10, 8087232), (12, 6739360), (15, 5391488), (16, 5054520), (20, 4043616), (24, 3369680), (30, 2695744), (32, 2527260), (40, 2021808), (48, 1684840), (60, 1347872), (64, 1263630), (73, 1107840), (80, 1010904), (96, 842420), (120, 673936), (128, 631815), (146, 553920), (160, 505452), (192, 421210), (219, 369280), (240, 336968), (292, 276960), (320, 252726), (365, 221568), (384, 210605), (438, 184640), (480, 168484), (577, 140160), (584, 138480), (640, 126363), (730, 110784), (876, 92320), (960, 84242), (1095, 73856), (1154, 70080), (1168, 69240), (1460, 55392), (1731, 46720), (1752, 46160), (1920, 42121), (2190, 36928), (2308, 35040), (2336, 34620), (2885, 28032), (2920, 27696), (3462, 23360), (3504, 23080), (4380, 18464), (4616, 17520), (4672, 17310), (5770, 14016), (5840, 13848), (6924, 11680), (7008, 11540), (8655, 9344), (8760, 9232)]