2640744960

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{49121}}^1$

素因数の和:49154

約数の個数: 160

約数和(自身を含む): 9648346752

約数和(自身を除く): 7007601792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 6720, 7680, 8960, 10752, 13440, 17920, 26880, 49121, 53760, 98242, 147363, 196484, 245605, 294726, 343847, 392968, 491210, 589452, 687694, 736815, 785936, 982420, 1031541, 1178904, 1375388, 1473630, 1571872, 1719235, 1964840, 2063082, 2357808, 2750776, 2947260, 3143744, 3438470, 3929680, 4126164, 4715616, 5157705, 5501552, 5894520, 6287488, 6876940, 7859360, 8252328, 9431232, 10315410, 11003104, 11789040, 12574976, 13753880, 15718720, 16504656, 18862464, 20630820, 22006208, 23578080, 25149952, 27507760, 31437440, 33009312, 37724928, 41261640, 44012416, 47156160, 55015520, 62874880, 66018624, 75449856, 82523280, 88024832, 94312320, 110031040, 125749760, 132037248, 165046560, 176049664, 188624640, 220062080, 264074496, 330093120, 377249280, 440124160, 528148992, 660186240, 880248320, 1320372480, 2640744960]

約数ペア:

[(1, 2640744960), (2, 1320372480), (3, 880248320), (4, 660186240), (5, 528148992), (6, 440124160), (7, 377249280), (8, 330093120), (10, 264074496), (12, 220062080), (14, 188624640), (15, 176049664), (16, 165046560), (20, 132037248), (21, 125749760), (24, 110031040), (28, 94312320), (30, 88024832), (32, 82523280), (35, 75449856), (40, 66018624), (42, 62874880), (48, 55015520), (56, 47156160), (60, 44012416), (64, 41261640), (70, 37724928), (80, 33009312), (84, 31437440), (96, 27507760), (105, 25149952), (112, 23578080), (120, 22006208), (128, 20630820), (140, 18862464), (160, 16504656), (168, 15718720), (192, 13753880), (210, 12574976), (224, 11789040), (240, 11003104), (256, 10315410), (280, 9431232), (320, 8252328), (336, 7859360), (384, 6876940), (420, 6287488), (448, 5894520), (480, 5501552), (512, 5157705), (560, 4715616), (640, 4126164), (672, 3929680), (768, 3438470), (840, 3143744), (896, 2947260), (960, 2750776), (1120, 2357808), (1280, 2063082), (1344, 1964840), (1536, 1719235), (1680, 1571872), (1792, 1473630), (1920, 1375388), (2240, 1178904), (2560, 1031541), (2688, 982420), (3360, 785936), (3584, 736815), (3840, 687694), (4480, 589452), (5376, 491210), (6720, 392968), (7680, 343847), (8960, 294726), (10752, 245605), (13440, 196484), (17920, 147363), (26880, 98242), (49121, 53760)]