257497920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{29803}}^1$

素因数の和:29829

約数の個数: 112

約数和(自身を含む): 908425920

約数和(自身を除く): 650928000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 29803, 59606, 89409, 119212, 149015, 178818, 238424, 268227, 298030, 357636, 447045, 476848, 536454, 596060, 715272, 804681, 894090, 953696, 1072908, 1192120, 1341135, 1430544, 1609362, 1788180, 1907392, 2145816, 2384240, 2682270, 2861088, 3218724, 3576360, 4023405, 4291632, 4768480, 5364540, 5722176, 6437448, 7152720, 8046810, 8583264, 9536960, 10729080, 12874896, 14305440, 16093620, 17166528, 21458160, 25749792, 28610880, 32187240, 42916320, 51499584, 64374480, 85832640, 128748960, 257497920]

約数ペア:

[(1, 257497920), (2, 128748960), (3, 85832640), (4, 64374480), (5, 51499584), (6, 42916320), (8, 32187240), (9, 28610880), (10, 25749792), (12, 21458160), (15, 17166528), (16, 16093620), (18, 14305440), (20, 12874896), (24, 10729080), (27, 9536960), (30, 8583264), (32, 8046810), (36, 7152720), (40, 6437448), (45, 5722176), (48, 5364540), (54, 4768480), (60, 4291632), (64, 4023405), (72, 3576360), (80, 3218724), (90, 2861088), (96, 2682270), (108, 2384240), (120, 2145816), (135, 1907392), (144, 1788180), (160, 1609362), (180, 1430544), (192, 1341135), (216, 1192120), (240, 1072908), (270, 953696), (288, 894090), (320, 804681), (360, 715272), (432, 596060), (480, 536454), (540, 476848), (576, 447045), (720, 357636), (864, 298030), (960, 268227), (1080, 238424), (1440, 178818), (1728, 149015), (2160, 119212), (2880, 89409), (4320, 59606), (8640, 29803)]