6720056

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 15360000

約数和(自身を除く): 8639944

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 79, 98, 124, 158, 196, 217, 248, 316, 343, 392, 434, 553, 632, 686, 868, 1106, 1372, 1519, 1736, 2212, 2449, 2744, 3038, 3871, 4424, 4898, 6076, 7742, 9796, 10633, 12152, 15484, 17143, 19592, 21266, 27097, 30968, 34286, 42532, 54194, 68572, 85064, 108388, 120001, 137144, 216776, 240002, 480004, 840007, 960008, 1680014, 3360028, 6720056]

約数ペア:

[(1, 6720056), (2, 3360028), (4, 1680014), (7, 960008), (8, 840007), (14, 480004), (28, 240002), (31, 216776), (49, 137144), (56, 120001), (62, 108388), (79, 85064), (98, 68572), (124, 54194), (158, 42532), (196, 34286), (217, 30968), (248, 27097), (316, 21266), (343, 19592), (392, 17143), (434, 15484), (553, 12152), (632, 10633), (686, 9796), (868, 7742), (1106, 6076), (1372, 4898), (1519, 4424), (1736, 3871), (2212, 3038), (2449, 2744)]