15438720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 256

約数和(自身を含む): 58164480

約数和(自身を除く): 42725760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 43, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 86, 88, 96, 102, 110, 120, 128, 129, 132, 136, 160, 165, 170, 172, 176, 187, 192, 204, 215, 220, 240, 255, 258, 264, 272, 320, 330, 340, 344, 352, 374, 384, 408, 430, 440, 473, 480, 510, 516, 528, 544, 561, 640, 645, 660, 680, 688, 704, 731, 748, 816, 860, 880, 935, 946, 960, 1020, 1032, 1056, 1088, 1122, 1290, 1320, 1360, 1376, 1408, 1419, 1462, 1496, 1632, 1720, 1760, 1870, 1892, 1920, 2040, 2064, 2112, 2176, 2193, 2244, 2365, 2580, 2640, 2720, 2752, 2805, 2838, 2924, 2992, 3264, 3440, 3520, 3655, 3740, 3784, 4080, 4128, 4224, 4386, 4488, 4730, 5160, 5280, 5440, 5504, 5610, 5676, 5848, 5984, 6528, 6880, 7040, 7095, 7310, 7480, 7568, 8041, 8160, 8256, 8772, 8976, 9460, 10320, 10560, 10880, 10965, 11220, 11352, 11696, 11968, 13760, 14190, 14620, 14960, 15136, 16082, 16320, 16512, 17544, 17952, 18920, 20640, 21120, 21930, 22440, 22704, 23392, 23936, 24123, 27520, 28380, 29240, 29920, 30272, 32164, 32640, 35088, 35904, 37840, 40205, 41280, 43860, 44880, 45408, 46784, 48246, 56760, 58480, 59840, 60544, 64328, 70176, 71808, 75680, 80410, 82560, 87720, 89760, 90816, 93568, 96492, 113520, 116960, 119680, 120615, 128656, 140352, 151360, 160820, 175440, 179520, 181632, 192984, 227040, 233920, 241230, 257312, 280704, 302720, 321640, 350880, 359040, 385968, 454080, 467840, 482460, 514624, 643280, 701760, 771936, 908160, 964920, 1029248, 1286560, 1403520, 1543872, 1929840, 2573120, 3087744, 3859680, 5146240, 7719360, 15438720]

約数ペア:

[(1, 15438720), (2, 7719360), (3, 5146240), (4, 3859680), (5, 3087744), (6, 2573120), (8, 1929840), (10, 1543872), (11, 1403520), (12, 1286560), (15, 1029248), (16, 964920), (17, 908160), (20, 771936), (22, 701760), (24, 643280), (30, 514624), (32, 482460), (33, 467840), (34, 454080), (40, 385968), (43, 359040), (44, 350880), (48, 321640), (51, 302720), (55, 280704), (60, 257312), (64, 241230), (66, 233920), (68, 227040), (80, 192984), (85, 181632), (86, 179520), (88, 175440), (96, 160820), (102, 151360), (110, 140352), (120, 128656), (128, 120615), (129, 119680), (132, 116960), (136, 113520), (160, 96492), (165, 93568), (170, 90816), (172, 89760), (176, 87720), (187, 82560), (192, 80410), (204, 75680), (215, 71808), (220, 70176), (240, 64328), (255, 60544), (258, 59840), (264, 58480), (272, 56760), (320, 48246), (330, 46784), (340, 45408), (344, 44880), (352, 43860), (374, 41280), (384, 40205), (408, 37840), (430, 35904), (440, 35088), (473, 32640), (480, 32164), (510, 30272), (516, 29920), (528, 29240), (544, 28380), (561, 27520), (640, 24123), (645, 23936), (660, 23392), (680, 22704), (688, 22440), (704, 21930), (731, 21120), (748, 20640), (816, 18920), (860, 17952), (880, 17544), (935, 16512), (946, 16320), (960, 16082), (1020, 15136), (1032, 14960), (1056, 14620), (1088, 14190), (1122, 13760), (1290, 11968), (1320, 11696), (1360, 11352), (1376, 11220), (1408, 10965), (1419, 10880), (1462, 10560), (1496, 10320), (1632, 9460), (1720, 8976), (1760, 8772), (1870, 8256), (1892, 8160), (1920, 8041), (2040, 7568), (2064, 7480), (2112, 7310), (2176, 7095), (2193, 7040), (2244, 6880), (2365, 6528), (2580, 5984), (2640, 5848), (2720, 5676), (2752, 5610), (2805, 5504), (2838, 5440), (2924, 5280), (2992, 5160), (3264, 4730), (3440, 4488), (3520, 4386), (3655, 4224), (3740, 4128), (3784, 4080)]