131810280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4241}}^1$

素因数の和:4299

約数の個数: 128

約数和(自身を含む): 464244480

約数和(自身を除く): 332434200

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, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4241, 4440, 5180, 6216, 7770, 8482, 10360, 12723, 15540, 16964, 21205, 25446, 29687, 31080, 33928, 42410, 50892, 59374, 63615, 84820, 89061, 101784, 118748, 127230, 148435, 156917, 169640, 178122, 237496, 254460, 296870, 313834, 356244, 445305, 470751, 508920, 593740, 627668, 712488, 784585, 890610, 941502, 1098419, 1187480, 1255336, 1569170, 1781220, 1883004, 2196838, 2353755, 3138340, 3295257, 3562440, 3766008, 4393676, 4707510, 5492095, 6276680, 6590514, 8787352, 9415020, 10984190, 13181028, 16476285, 18830040, 21968380, 26362056, 32952570, 43936760, 65905140, 131810280]

約数ペア:

[(1, 131810280), (2, 65905140), (3, 43936760), (4, 32952570), (5, 26362056), (6, 21968380), (7, 18830040), (8, 16476285), (10, 13181028), (12, 10984190), (14, 9415020), (15, 8787352), (20, 6590514), (21, 6276680), (24, 5492095), (28, 4707510), (30, 4393676), (35, 3766008), (37, 3562440), (40, 3295257), (42, 3138340), (56, 2353755), (60, 2196838), (70, 1883004), (74, 1781220), (84, 1569170), (105, 1255336), (111, 1187480), (120, 1098419), (140, 941502), (148, 890610), (168, 784585), (185, 712488), (210, 627668), (222, 593740), (259, 508920), (280, 470751), (296, 445305), (370, 356244), (420, 313834), (444, 296870), (518, 254460), (555, 237496), (740, 178122), (777, 169640), (840, 156917), (888, 148435), (1036, 127230), (1110, 118748), (1295, 101784), (1480, 89061), (1554, 84820), (2072, 63615), (2220, 59374), (2590, 50892), (3108, 42410), (3885, 33928), (4241, 31080), (4440, 29687), (5180, 25446), (6216, 21205), (7770, 16964), (8482, 15540), (10360, 12723)]