255259440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8647}}^1$

素因数の和:8707

約数の個数: 120

約数和(自身を含む): 878256288

約数和(自身を除く): 622996848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 4920, 5904, 7380, 8647, 9840, 14760, 17294, 25941, 29520, 34588, 43235, 51882, 69176, 77823, 86470, 103764, 129705, 138352, 155646, 172940, 207528, 259410, 311292, 345880, 354527, 389115, 415056, 518820, 622584, 691760, 709054, 778230, 1037640, 1063581, 1245168, 1418108, 1556460, 1772635, 2075280, 2127162, 2836216, 3112920, 3190743, 3545270, 4254324, 5317905, 5672432, 6225840, 6381486, 7090540, 8508648, 10635810, 12762972, 14181080, 15953715, 17017296, 21271620, 25525944, 28362160, 31907430, 42543240, 51051888, 63814860, 85086480, 127629720, 255259440]

約数ペア:

[(1, 255259440), (2, 127629720), (3, 85086480), (4, 63814860), (5, 51051888), (6, 42543240), (8, 31907430), (9, 28362160), (10, 25525944), (12, 21271620), (15, 17017296), (16, 15953715), (18, 14181080), (20, 12762972), (24, 10635810), (30, 8508648), (36, 7090540), (40, 6381486), (41, 6225840), (45, 5672432), (48, 5317905), (60, 4254324), (72, 3545270), (80, 3190743), (82, 3112920), (90, 2836216), (120, 2127162), (123, 2075280), (144, 1772635), (164, 1556460), (180, 1418108), (205, 1245168), (240, 1063581), (246, 1037640), (328, 778230), (360, 709054), (369, 691760), (410, 622584), (492, 518820), (615, 415056), (656, 389115), (720, 354527), (738, 345880), (820, 311292), (984, 259410), (1230, 207528), (1476, 172940), (1640, 155646), (1845, 138352), (1968, 129705), (2460, 103764), (2952, 86470), (3280, 77823), (3690, 69176), (4920, 51882), (5904, 43235), (7380, 34588), (8647, 29520), (9840, 25941), (14760, 17294)]