491233136640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131071}}^1$

素因数の和:131164

約数の個数: 208

約数和(自身を含む): 1597532798976

約数和(自身を除く): 1106299662336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 512, 610, 640, 732, 768, 915, 960, 976, 1024, 1220, 1280, 1464, 1536, 1830, 1920, 1952, 2048, 2440, 2560, 2928, 3072, 3660, 3840, 3904, 4096, 4880, 5120, 5856, 6144, 7320, 7680, 7808, 9760, 10240, 11712, 12288, 14640, 15360, 15616, 19520, 20480, 23424, 29280, 30720, 31232, 39040, 46848, 58560, 61440, 62464, 78080, 93696, 117120, 124928, 131071, 156160, 187392, 234240, 249856, 262142, 312320, 374784, 393213, 468480, 524284, 624640, 655355, 749568, 786426, 936960, 1048568, 1249280, 1310710, 1572852, 1873920, 1966065, 2097136, 2621420, 3145704, 3747840, 3932130, 4194272, 5242840, 6291408, 7864260, 7995331, 8388544, 10485680, 12582816, 15728520, 15990662, 16777088, 20971360, 23985993, 25165632, 31457040, 31981324, 33554176, 39976655, 41942720, 47971986, 50331264, 62914080, 63962648, 67108352, 79953310, 83885440, 95943972, 100662528, 119929965, 125828160, 127925296, 134216704, 159906620, 167770880, 191887944, 201325056, 239859930, 251656320, 255850592, 268433408, 319813240, 335541760, 383775888, 402650112, 479719860, 503312640, 511701184, 536866816, 639626480, 671083520, 767551776, 805300224, 959439720, 1006625280, 1023402368, 1279252960, 1342167040, 1535103552, 1610600448, 1918879440, 2013250560, 2046804736, 2558505920, 2684334080, 3070207104, 3837758880, 4026501120, 4093609472, 5117011840, 6140414208, 7675517760, 8053002240, 8187218944, 10234023680, 12280828416, 15351035520, 16374437888, 20468047360, 24561656832, 30702071040, 32748875776, 40936094720, 49123313664, 61404142080, 81872189440, 98246627328, 122808284160, 163744378880, 245616568320, 491233136640]

約数ペア:

[(1, 491233136640), (2, 245616568320), (3, 163744378880), (4, 122808284160), (5, 98246627328), (6, 81872189440), (8, 61404142080), (10, 49123313664), (12, 40936094720), (15, 32748875776), (16, 30702071040), (20, 24561656832), (24, 20468047360), (30, 16374437888), (32, 15351035520), (40, 12280828416), (48, 10234023680), (60, 8187218944), (61, 8053002240), (64, 7675517760), (80, 6140414208), (96, 5117011840), (120, 4093609472), (122, 4026501120), (128, 3837758880), (160, 3070207104), (183, 2684334080), (192, 2558505920), (240, 2046804736), (244, 2013250560), (256, 1918879440), (305, 1610600448), (320, 1535103552), (366, 1342167040), (384, 1279252960), (480, 1023402368), (488, 1006625280), (512, 959439720), (610, 805300224), (640, 767551776), (732, 671083520), (768, 639626480), (915, 536866816), (960, 511701184), (976, 503312640), (1024, 479719860), (1220, 402650112), (1280, 383775888), (1464, 335541760), (1536, 319813240), (1830, 268433408), (1920, 255850592), (1952, 251656320), (2048, 239859930), (2440, 201325056), (2560, 191887944), (2928, 167770880), (3072, 159906620), (3660, 134216704), (3840, 127925296), (3904, 125828160), (4096, 119929965), (4880, 100662528), (5120, 95943972), (5856, 83885440), (6144, 79953310), (7320, 67108352), (7680, 63962648), (7808, 62914080), (9760, 50331264), (10240, 47971986), (11712, 41942720), (12288, 39976655), (14640, 33554176), (15360, 31981324), (15616, 31457040), (19520, 25165632), (20480, 23985993), (23424, 20971360), (29280, 16777088), (30720, 15990662), (31232, 15728520), (39040, 12582816), (46848, 10485680), (58560, 8388544), (61440, 7995331), (62464, 7864260), (78080, 6291408), (93696, 5242840), (117120, 4194272), (124928, 3932130), (131071, 3747840), (156160, 3145704), (187392, 2621420), (234240, 2097136), (249856, 1966065), (262142, 1873920), (312320, 1572852), (374784, 1310710), (393213, 1249280), (468480, 1048568), (524284, 936960), (624640, 786426), (655355, 749568)]