28805520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6317}}^1$

素因数の和:6352

約数の個数: 80

約数和(自身を含む): 94011840

約数和(自身を除く): 65206320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6317, 12634, 18951, 25268, 31585, 37902, 50536, 63170, 75804, 94755, 101072, 120023, 126340, 151608, 189510, 240046, 252680, 303216, 360069, 379020, 480092, 505360, 600115, 720138, 758040, 960184, 1200230, 1440276, 1516080, 1800345, 1920368, 2400460, 2880552, 3600690, 4800920, 5761104, 7201380, 9601840, 14402760, 28805520]

約数ペア:

[(1, 28805520), (2, 14402760), (3, 9601840), (4, 7201380), (5, 5761104), (6, 4800920), (8, 3600690), (10, 2880552), (12, 2400460), (15, 1920368), (16, 1800345), (19, 1516080), (20, 1440276), (24, 1200230), (30, 960184), (38, 758040), (40, 720138), (48, 600115), (57, 505360), (60, 480092), (76, 379020), (80, 360069), (95, 303216), (114, 252680), (120, 240046), (152, 189510), (190, 151608), (228, 126340), (240, 120023), (285, 101072), (304, 94755), (380, 75804), (456, 63170), (570, 50536), (760, 37902), (912, 31585), (1140, 25268), (1520, 18951), (2280, 12634), (4560, 6317)]