203475840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{105977}}^1$

素因数の和:105999

約数の個数: 64

約数和(自身を含む): 648585360

約数和(自身を除く): 445109520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 105977, 211954, 317931, 423908, 529885, 635862, 847816, 1059770, 1271724, 1589655, 1695632, 2119540, 2543448, 3179310, 3391264, 4239080, 5086896, 6358620, 6782528, 8478160, 10173792, 12717240, 13565056, 16956320, 20347584, 25434480, 33912640, 40695168, 50868960, 67825280, 101737920, 203475840]

約数ペア:

[(1, 203475840), (2, 101737920), (3, 67825280), (4, 50868960), (5, 40695168), (6, 33912640), (8, 25434480), (10, 20347584), (12, 16956320), (15, 13565056), (16, 12717240), (20, 10173792), (24, 8478160), (30, 6782528), (32, 6358620), (40, 5086896), (48, 4239080), (60, 3391264), (64, 3179310), (80, 2543448), (96, 2119540), (120, 1695632), (128, 1589655), (160, 1271724), (192, 1059770), (240, 847816), (320, 635862), (384, 529885), (480, 423908), (640, 317931), (960, 211954), (1920, 105977)]