7490280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 26484480

約数和(自身を除く): 18994200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 241, 259, 280, 296, 370, 420, 444, 482, 518, 555, 723, 740, 777, 840, 888, 964, 1036, 1110, 1205, 1295, 1446, 1480, 1554, 1687, 1928, 2072, 2220, 2410, 2590, 2892, 3108, 3374, 3615, 3885, 4440, 4820, 5061, 5180, 5784, 6216, 6748, 7230, 7770, 8435, 8917, 9640, 10122, 10360, 13496, 14460, 15540, 16870, 17834, 20244, 25305, 26751, 28920, 31080, 33740, 35668, 40488, 44585, 50610, 53502, 62419, 67480, 71336, 89170, 101220, 107004, 124838, 133755, 178340, 187257, 202440, 214008, 249676, 267510, 312095, 356680, 374514, 499352, 535020, 624190, 749028, 936285, 1070040, 1248380, 1498056, 1872570, 2496760, 3745140, 7490280]

約数ペア:

[(1, 7490280), (2, 3745140), (3, 2496760), (4, 1872570), (5, 1498056), (6, 1248380), (7, 1070040), (8, 936285), (10, 749028), (12, 624190), (14, 535020), (15, 499352), (20, 374514), (21, 356680), (24, 312095), (28, 267510), (30, 249676), (35, 214008), (37, 202440), (40, 187257), (42, 178340), (56, 133755), (60, 124838), (70, 107004), (74, 101220), (84, 89170), (105, 71336), (111, 67480), (120, 62419), (140, 53502), (148, 50610), (168, 44585), (185, 40488), (210, 35668), (222, 33740), (241, 31080), (259, 28920), (280, 26751), (296, 25305), (370, 20244), (420, 17834), (444, 16870), (482, 15540), (518, 14460), (555, 13496), (723, 10360), (740, 10122), (777, 9640), (840, 8917), (888, 8435), (964, 7770), (1036, 7230), (1110, 6748), (1205, 6216), (1295, 5784), (1446, 5180), (1480, 5061), (1554, 4820), (1687, 4440), (1928, 3885), (2072, 3615), (2220, 3374), (2410, 3108), (2590, 2892)]