157848320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 439541760

約数和(自身を除く): 281693440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 223, 224, 256, 280, 316, 320, 395, 446, 448, 553, 560, 632, 640, 790, 892, 896, 1106, 1115, 1120, 1264, 1280, 1561, 1580, 1784, 1792, 2212, 2230, 2240, 2528, 2765, 3122, 3160, 3568, 4424, 4460, 4480, 5056, 5530, 6244, 6320, 7136, 7805, 8848, 8920, 8960, 10112, 11060, 12488, 12640, 14272, 15610, 17617, 17696, 17840, 20224, 22120, 24976, 25280, 28544, 31220, 35234, 35392, 35680, 44240, 49952, 50560, 57088, 62440, 70468, 70784, 71360, 88085, 88480, 99904, 101120, 123319, 124880, 140936, 141568, 142720, 176170, 176960, 199808, 246638, 249760, 281872, 285440, 352340, 353920, 399616, 493276, 499520, 563744, 616595, 704680, 707840, 986552, 999040, 1127488, 1233190, 1409360, 1973104, 1998080, 2254976, 2466380, 2818720, 3946208, 4509952, 4932760, 5637440, 7892416, 9865520, 11274880, 15784832, 19731040, 22549760, 31569664, 39462080, 78924160, 157848320]

約数ペア:

[(1, 157848320), (2, 78924160), (4, 39462080), (5, 31569664), (7, 22549760), (8, 19731040), (10, 15784832), (14, 11274880), (16, 9865520), (20, 7892416), (28, 5637440), (32, 4932760), (35, 4509952), (40, 3946208), (56, 2818720), (64, 2466380), (70, 2254976), (79, 1998080), (80, 1973104), (112, 1409360), (128, 1233190), (140, 1127488), (158, 999040), (160, 986552), (223, 707840), (224, 704680), (256, 616595), (280, 563744), (316, 499520), (320, 493276), (395, 399616), (446, 353920), (448, 352340), (553, 285440), (560, 281872), (632, 249760), (640, 246638), (790, 199808), (892, 176960), (896, 176170), (1106, 142720), (1115, 141568), (1120, 140936), (1264, 124880), (1280, 123319), (1561, 101120), (1580, 99904), (1784, 88480), (1792, 88085), (2212, 71360), (2230, 70784), (2240, 70468), (2528, 62440), (2765, 57088), (3122, 50560), (3160, 49952), (3568, 44240), (4424, 35680), (4460, 35392), (4480, 35234), (5056, 31220), (5530, 28544), (6244, 25280), (6320, 24976), (7136, 22120), (7805, 20224), (8848, 17840), (8920, 17696), (8960, 17617), (10112, 15610), (11060, 14272), (12488, 12640)]