15657120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 54486432

約数和(自身を除く): 38829312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 131, 144, 160, 166, 180, 240, 249, 262, 288, 332, 360, 393, 415, 480, 498, 524, 655, 664, 720, 747, 786, 830, 996, 1048, 1179, 1245, 1310, 1328, 1440, 1494, 1572, 1660, 1965, 1992, 2096, 2358, 2490, 2620, 2656, 2988, 3144, 3320, 3735, 3930, 3984, 4192, 4716, 4980, 5240, 5895, 5976, 6288, 6640, 7470, 7860, 7968, 9432, 9960, 10480, 10873, 11790, 11952, 12576, 13280, 14940, 15720, 18864, 19920, 20960, 21746, 23580, 23904, 29880, 31440, 32619, 37728, 39840, 43492, 47160, 54365, 59760, 62880, 65238, 86984, 94320, 97857, 108730, 119520, 130476, 163095, 173968, 188640, 195714, 217460, 260952, 326190, 347936, 391428, 434920, 489285, 521904, 652380, 782856, 869840, 978570, 1043808, 1304760, 1565712, 1739680, 1957140, 2609520, 3131424, 3914280, 5219040, 7828560, 15657120]

約数ペア:

[(1, 15657120), (2, 7828560), (3, 5219040), (4, 3914280), (5, 3131424), (6, 2609520), (8, 1957140), (9, 1739680), (10, 1565712), (12, 1304760), (15, 1043808), (16, 978570), (18, 869840), (20, 782856), (24, 652380), (30, 521904), (32, 489285), (36, 434920), (40, 391428), (45, 347936), (48, 326190), (60, 260952), (72, 217460), (80, 195714), (83, 188640), (90, 173968), (96, 163095), (120, 130476), (131, 119520), (144, 108730), (160, 97857), (166, 94320), (180, 86984), (240, 65238), (249, 62880), (262, 59760), (288, 54365), (332, 47160), (360, 43492), (393, 39840), (415, 37728), (480, 32619), (498, 31440), (524, 29880), (655, 23904), (664, 23580), (720, 21746), (747, 20960), (786, 19920), (830, 18864), (996, 15720), (1048, 14940), (1179, 13280), (1245, 12576), (1310, 11952), (1328, 11790), (1440, 10873), (1494, 10480), (1572, 9960), (1660, 9432), (1965, 7968), (1992, 7860), (2096, 7470), (2358, 6640), (2490, 6288), (2620, 5976), (2656, 5895), (2988, 5240), (3144, 4980), (3320, 4716), (3735, 4192), (3930, 3984)]