826440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 2540160

約数和(自身を除く): 1713720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 97, 120, 142, 194, 213, 284, 291, 355, 388, 426, 485, 568, 582, 710, 776, 852, 970, 1065, 1164, 1420, 1455, 1704, 1940, 2130, 2328, 2840, 2910, 3880, 4260, 5820, 6887, 8520, 11640, 13774, 20661, 27548, 34435, 41322, 55096, 68870, 82644, 103305, 137740, 165288, 206610, 275480, 413220, 826440]

約数ペア:

[(1, 826440), (2, 413220), (3, 275480), (4, 206610), (5, 165288), (6, 137740), (8, 103305), (10, 82644), (12, 68870), (15, 55096), (20, 41322), (24, 34435), (30, 27548), (40, 20661), (60, 13774), (71, 11640), (97, 8520), (120, 6887), (142, 5820), (194, 4260), (213, 3880), (284, 2910), (291, 2840), (355, 2328), (388, 2130), (426, 1940), (485, 1704), (568, 1455), (582, 1420), (710, 1164), (776, 1065), (852, 970)]