279133440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:644

約数の個数: 144

約数和(自身を含む): 899098368

約数和(自身を除く): 619964928

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, 157, 160, 192, 240, 256, 314, 320, 384, 463, 471, 480, 628, 640, 768, 785, 926, 942, 960, 1256, 1280, 1389, 1570, 1852, 1884, 1920, 2315, 2355, 2512, 2778, 3140, 3704, 3768, 3840, 4630, 4710, 5024, 5556, 6280, 6945, 7408, 7536, 9260, 9420, 10048, 11112, 12560, 13890, 14816, 15072, 18520, 18840, 20096, 22224, 25120, 27780, 29632, 30144, 37040, 37680, 40192, 44448, 50240, 55560, 59264, 60288, 72691, 74080, 75360, 88896, 100480, 111120, 118528, 120576, 145382, 148160, 150720, 177792, 200960, 218073, 222240, 290764, 296320, 301440, 355584, 363455, 436146, 444480, 581528, 592640, 602880, 726910, 872292, 888960, 1090365, 1163056, 1453820, 1744584, 1777920, 2180730, 2326112, 2907640, 3489168, 4361460, 4652224, 5815280, 6978336, 8722920, 9304448, 11630560, 13956672, 17445840, 18608896, 23261120, 27913344, 34891680, 46522240, 55826688, 69783360, 93044480, 139566720, 279133440]

約数ペア:

[(1, 279133440), (2, 139566720), (3, 93044480), (4, 69783360), (5, 55826688), (6, 46522240), (8, 34891680), (10, 27913344), (12, 23261120), (15, 18608896), (16, 17445840), (20, 13956672), (24, 11630560), (30, 9304448), (32, 8722920), (40, 6978336), (48, 5815280), (60, 4652224), (64, 4361460), (80, 3489168), (96, 2907640), (120, 2326112), (128, 2180730), (157, 1777920), (160, 1744584), (192, 1453820), (240, 1163056), (256, 1090365), (314, 888960), (320, 872292), (384, 726910), (463, 602880), (471, 592640), (480, 581528), (628, 444480), (640, 436146), (768, 363455), (785, 355584), (926, 301440), (942, 296320), (960, 290764), (1256, 222240), (1280, 218073), (1389, 200960), (1570, 177792), (1852, 150720), (1884, 148160), (1920, 145382), (2315, 120576), (2355, 118528), (2512, 111120), (2778, 100480), (3140, 88896), (3704, 75360), (3768, 74080), (3840, 72691), (4630, 60288), (4710, 59264), (5024, 55560), (5556, 50240), (6280, 44448), (6945, 40192), (7408, 37680), (7536, 37040), (9260, 30144), (9420, 29632), (10048, 27780), (11112, 25120), (12560, 22224), (13890, 20096), (14816, 18840), (15072, 18520)]