74964880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 185256000

約数和(自身を除く): 110291120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 149, 152, 190, 298, 304, 331, 380, 596, 662, 745, 760, 1192, 1324, 1490, 1520, 1655, 2384, 2648, 2831, 2980, 3310, 5296, 5662, 5960, 6289, 6620, 11324, 11920, 12578, 13240, 14155, 22648, 25156, 26480, 28310, 31445, 45296, 49319, 50312, 56620, 62890, 98638, 100624, 113240, 125780, 197276, 226480, 246595, 251560, 394552, 493190, 503120, 789104, 937061, 986380, 1874122, 1972760, 3748244, 3945520, 4685305, 7496488, 9370610, 14992976, 18741220, 37482440, 74964880]

約数ペア:

[(1, 74964880), (2, 37482440), (4, 18741220), (5, 14992976), (8, 9370610), (10, 7496488), (16, 4685305), (19, 3945520), (20, 3748244), (38, 1972760), (40, 1874122), (76, 986380), (80, 937061), (95, 789104), (149, 503120), (152, 493190), (190, 394552), (298, 251560), (304, 246595), (331, 226480), (380, 197276), (596, 125780), (662, 113240), (745, 100624), (760, 98638), (1192, 62890), (1324, 56620), (1490, 50312), (1520, 49319), (1655, 45296), (2384, 31445), (2648, 28310), (2831, 26480), (2980, 25156), (3310, 22648), (5296, 14155), (5662, 13240), (5960, 12578), (6289, 11920), (6620, 11324)]