18702720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:233

約数の個数: 192

約数和(自身を含む): 68739840

約数和(自身を除く): 50037120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 191, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 382, 384, 408, 480, 510, 544, 573, 576, 612, 640, 680, 720, 764, 765, 816, 955, 960, 1020, 1088, 1146, 1152, 1224, 1360, 1440, 1528, 1530, 1632, 1719, 1910, 1920, 2040, 2176, 2292, 2448, 2720, 2865, 2880, 3056, 3060, 3247, 3264, 3438, 3820, 4080, 4584, 4896, 5440, 5730, 5760, 6112, 6120, 6494, 6528, 6876, 7640, 8160, 8595, 9168, 9741, 9792, 10880, 11460, 12224, 12240, 12988, 13752, 15280, 16235, 16320, 17190, 18336, 19482, 19584, 22920, 24448, 24480, 25976, 27504, 29223, 30560, 32470, 32640, 34380, 36672, 38964, 45840, 48705, 48960, 51952, 55008, 58446, 61120, 64940, 68760, 73344, 77928, 91680, 97410, 97920, 103904, 110016, 116892, 122240, 129880, 137520, 146115, 155856, 183360, 194820, 207808, 220032, 233784, 259760, 275040, 292230, 311712, 366720, 389640, 415616, 467568, 519520, 550080, 584460, 623424, 779280, 935136, 1039040, 1100160, 1168920, 1246848, 1558560, 1870272, 2078080, 2337840, 3117120, 3740544, 4675680, 6234240, 9351360, 18702720]

約数ペア:

[(1, 18702720), (2, 9351360), (3, 6234240), (4, 4675680), (5, 3740544), (6, 3117120), (8, 2337840), (9, 2078080), (10, 1870272), (12, 1558560), (15, 1246848), (16, 1168920), (17, 1100160), (18, 1039040), (20, 935136), (24, 779280), (30, 623424), (32, 584460), (34, 550080), (36, 519520), (40, 467568), (45, 415616), (48, 389640), (51, 366720), (60, 311712), (64, 292230), (68, 275040), (72, 259760), (80, 233784), (85, 220032), (90, 207808), (96, 194820), (102, 183360), (120, 155856), (128, 146115), (136, 137520), (144, 129880), (153, 122240), (160, 116892), (170, 110016), (180, 103904), (191, 97920), (192, 97410), (204, 91680), (240, 77928), (255, 73344), (272, 68760), (288, 64940), (306, 61120), (320, 58446), (340, 55008), (360, 51952), (382, 48960), (384, 48705), (408, 45840), (480, 38964), (510, 36672), (544, 34380), (573, 32640), (576, 32470), (612, 30560), (640, 29223), (680, 27504), (720, 25976), (764, 24480), (765, 24448), (816, 22920), (955, 19584), (960, 19482), (1020, 18336), (1088, 17190), (1146, 16320), (1152, 16235), (1224, 15280), (1360, 13752), (1440, 12988), (1528, 12240), (1530, 12224), (1632, 11460), (1719, 10880), (1910, 9792), (1920, 9741), (2040, 9168), (2176, 8595), (2292, 8160), (2448, 7640), (2720, 6876), (2865, 6528), (2880, 6494), (3056, 6120), (3060, 6112), (3247, 5760), (3264, 5730), (3438, 5440), (3820, 4896), (4080, 4584)]