1655040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{431}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 5298048

約数和(自身を除く): 3643008

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, 256, 320, 384, 431, 480, 640, 768, 862, 960, 1280, 1293, 1724, 1920, 2155, 2586, 3448, 3840, 4310, 5172, 6465, 6896, 8620, 10344, 12930, 13792, 17240, 20688, 25860, 27584, 34480, 41376, 51720, 55168, 68960, 82752, 103440, 110336, 137920, 165504, 206880, 275840, 331008, 413760, 551680, 827520, 1655040]

約数ペア:

[(1, 1655040), (2, 827520), (3, 551680), (4, 413760), (5, 331008), (6, 275840), (8, 206880), (10, 165504), (12, 137920), (15, 110336), (16, 103440), (20, 82752), (24, 68960), (30, 55168), (32, 51720), (40, 41376), (48, 34480), (60, 27584), (64, 25860), (80, 20688), (96, 17240), (120, 13792), (128, 12930), (160, 10344), (192, 8620), (240, 6896), (256, 6465), (320, 5172), (384, 4310), (431, 3840), (480, 3448), (640, 2586), (768, 2155), (862, 1920), (960, 1724), (1280, 1293)]