18147840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 160

約数和(自身を含む): 61871040

約数和(自身を除く): 43723200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 139, 160, 170, 192, 204, 240, 255, 256, 272, 278, 320, 340, 384, 408, 417, 480, 510, 512, 544, 556, 640, 680, 695, 768, 816, 834, 960, 1020, 1088, 1112, 1280, 1360, 1390, 1536, 1632, 1668, 1920, 2040, 2085, 2176, 2224, 2363, 2560, 2720, 2780, 3264, 3336, 3840, 4080, 4170, 4352, 4448, 4726, 5440, 5560, 6528, 6672, 7089, 7680, 8160, 8340, 8704, 8896, 9452, 10880, 11120, 11815, 13056, 13344, 14178, 16320, 16680, 17792, 18904, 21760, 22240, 23630, 26112, 26688, 28356, 32640, 33360, 35445, 35584, 37808, 43520, 44480, 47260, 53376, 56712, 65280, 66720, 70890, 71168, 75616, 88960, 94520, 106752, 113424, 130560, 133440, 141780, 151232, 177920, 189040, 213504, 226848, 266880, 283560, 302464, 355840, 378080, 453696, 533760, 567120, 604928, 756160, 907392, 1067520, 1134240, 1209856, 1512320, 1814784, 2268480, 3024640, 3629568, 4536960, 6049280, 9073920, 18147840]

約数ペア:

[(1, 18147840), (2, 9073920), (3, 6049280), (4, 4536960), (5, 3629568), (6, 3024640), (8, 2268480), (10, 1814784), (12, 1512320), (15, 1209856), (16, 1134240), (17, 1067520), (20, 907392), (24, 756160), (30, 604928), (32, 567120), (34, 533760), (40, 453696), (48, 378080), (51, 355840), (60, 302464), (64, 283560), (68, 266880), (80, 226848), (85, 213504), (96, 189040), (102, 177920), (120, 151232), (128, 141780), (136, 133440), (139, 130560), (160, 113424), (170, 106752), (192, 94520), (204, 88960), (240, 75616), (255, 71168), (256, 70890), (272, 66720), (278, 65280), (320, 56712), (340, 53376), (384, 47260), (408, 44480), (417, 43520), (480, 37808), (510, 35584), (512, 35445), (544, 33360), (556, 32640), (640, 28356), (680, 26688), (695, 26112), (768, 23630), (816, 22240), (834, 21760), (960, 18904), (1020, 17792), (1088, 16680), (1112, 16320), (1280, 14178), (1360, 13344), (1390, 13056), (1536, 11815), (1632, 11120), (1668, 10880), (1920, 9452), (2040, 8896), (2085, 8704), (2176, 8340), (2224, 8160), (2363, 7680), (2560, 7089), (2720, 6672), (2780, 6528), (3264, 5560), (3336, 5440), (3840, 4726), (4080, 4448), (4170, 4352)]