127835520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 411264000

約数和(自身を除く): 283428480

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, 139, 160, 192, 240, 278, 320, 384, 417, 479, 480, 556, 640, 695, 834, 958, 960, 1112, 1390, 1437, 1668, 1916, 1920, 2085, 2224, 2395, 2780, 2874, 3336, 3832, 4170, 4448, 4790, 5560, 5748, 6672, 7185, 7664, 8340, 8896, 9580, 11120, 11496, 13344, 14370, 15328, 16680, 17792, 19160, 22240, 22992, 26688, 28740, 30656, 33360, 38320, 44480, 45984, 53376, 57480, 61312, 66581, 66720, 76640, 88960, 91968, 114960, 133162, 133440, 153280, 183936, 199743, 229920, 266324, 266880, 306560, 332905, 399486, 459840, 532648, 665810, 798972, 919680, 998715, 1065296, 1331620, 1597944, 1997430, 2130592, 2663240, 3195888, 3994860, 4261184, 5326480, 6391776, 7989720, 8522368, 10652960, 12783552, 15979440, 21305920, 25567104, 31958880, 42611840, 63917760, 127835520]

約数ペア:

[(1, 127835520), (2, 63917760), (3, 42611840), (4, 31958880), (5, 25567104), (6, 21305920), (8, 15979440), (10, 12783552), (12, 10652960), (15, 8522368), (16, 7989720), (20, 6391776), (24, 5326480), (30, 4261184), (32, 3994860), (40, 3195888), (48, 2663240), (60, 2130592), (64, 1997430), (80, 1597944), (96, 1331620), (120, 1065296), (128, 998715), (139, 919680), (160, 798972), (192, 665810), (240, 532648), (278, 459840), (320, 399486), (384, 332905), (417, 306560), (479, 266880), (480, 266324), (556, 229920), (640, 199743), (695, 183936), (834, 153280), (958, 133440), (960, 133162), (1112, 114960), (1390, 91968), (1437, 88960), (1668, 76640), (1916, 66720), (1920, 66581), (2085, 61312), (2224, 57480), (2395, 53376), (2780, 45984), (2874, 44480), (3336, 38320), (3832, 33360), (4170, 30656), (4448, 28740), (4790, 26688), (5560, 22992), (5748, 22240), (6672, 19160), (7185, 17792), (7664, 16680), (8340, 15328), (8896, 14370), (9580, 13344), (11120, 11496)]