460675840

素因数分解:

$2^8\times 5^1\times {\mathrm{491}}^1\times {\mathrm{733}}^1$

素因数の和:1245

約数の個数: 72

約数和(自身を含む): 1107218448

約数和(自身を除く): 646542608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 491, 640, 733, 982, 1280, 1466, 1964, 2455, 2932, 3665, 3928, 4910, 5864, 7330, 7856, 9820, 11728, 14660, 15712, 19640, 23456, 29320, 31424, 39280, 46912, 58640, 62848, 78560, 93824, 117280, 125696, 157120, 187648, 234560, 314240, 359903, 469120, 628480, 719806, 938240, 1439612, 1799515, 2879224, 3599030, 5758448, 7198060, 11516896, 14396120, 23033792, 28792240, 46067584, 57584480, 92135168, 115168960, 230337920, 460675840]

約数ペア:

[(1, 460675840), (2, 230337920), (4, 115168960), (5, 92135168), (8, 57584480), (10, 46067584), (16, 28792240), (20, 23033792), (32, 14396120), (40, 11516896), (64, 7198060), (80, 5758448), (128, 3599030), (160, 2879224), (256, 1799515), (320, 1439612), (491, 938240), (640, 719806), (733, 628480), (982, 469120), (1280, 359903), (1466, 314240), (1964, 234560), (2455, 187648), (2932, 157120), (3665, 125696), (3928, 117280), (4910, 93824), (5864, 78560), (7330, 62848), (7856, 58640), (9820, 46912), (11728, 39280), (14660, 31424), (15712, 29320), (19640, 23456)]