299840368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{1609}}^1$

素因数の和:2249

約数の個数: 40

約数和(自身を含む): 612894800

約数和(自身を除く): 313054432

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 613, 1226, 1609, 2452, 3218, 4904, 6436, 9808, 11647, 12872, 23294, 25744, 30571, 46588, 61142, 93176, 122284, 186352, 244568, 489136, 986317, 1972634, 3945268, 7890536, 15781072, 18740023, 37480046, 74960092, 149920184, 299840368]

約数ペア:

[(1, 299840368), (2, 149920184), (4, 74960092), (8, 37480046), (16, 18740023), (19, 15781072), (38, 7890536), (76, 3945268), (152, 1972634), (304, 986317), (613, 489136), (1226, 244568), (1609, 186352), (2452, 122284), (3218, 93176), (4904, 61142), (6436, 46588), (9808, 30571), (11647, 25744), (12872, 23294)]