181191240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 624499200

約数和(自身を除く): 443307960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 79, 90, 92, 115, 120, 138, 158, 180, 184, 207, 230, 237, 276, 277, 316, 345, 360, 395, 414, 460, 474, 552, 554, 632, 690, 711, 790, 828, 831, 920, 948, 1035, 1108, 1185, 1380, 1385, 1422, 1580, 1656, 1662, 1817, 1896, 2070, 2216, 2370, 2493, 2760, 2770, 2844, 3160, 3324, 3555, 3634, 4140, 4155, 4740, 4986, 5451, 5540, 5688, 6371, 6648, 7110, 7268, 8280, 8310, 9085, 9480, 9972, 10902, 11080, 12465, 12742, 14220, 14536, 16353, 16620, 18170, 19113, 19944, 21804, 21883, 24930, 25484, 27255, 28440, 31855, 32706, 33240, 36340, 38226, 43608, 43766, 49860, 50968, 54510, 57339, 63710, 65412, 65649, 72680, 76452, 81765, 87532, 95565, 99720, 109020, 109415, 114678, 127420, 130824, 131298, 152904, 163530, 175064, 191130, 196947, 218040, 218830, 229356, 254840, 262596, 286695, 327060, 328245, 382260, 393894, 437660, 458712, 503309, 525192, 573390, 654120, 656490, 764520, 787788, 875320, 984735, 1006618, 1146780, 1312980, 1509927, 1575576, 1969470, 2013236, 2293560, 2516545, 2625960, 3019854, 3938940, 4026472, 4529781, 5033090, 6039708, 7549635, 7877880, 9059562, 10066180, 12079416, 15099270, 18119124, 20132360, 22648905, 30198540, 36238248, 45297810, 60397080, 90595620, 181191240]

約数ペア:

[(1, 181191240), (2, 90595620), (3, 60397080), (4, 45297810), (5, 36238248), (6, 30198540), (8, 22648905), (9, 20132360), (10, 18119124), (12, 15099270), (15, 12079416), (18, 10066180), (20, 9059562), (23, 7877880), (24, 7549635), (30, 6039708), (36, 5033090), (40, 4529781), (45, 4026472), (46, 3938940), (60, 3019854), (69, 2625960), (72, 2516545), (79, 2293560), (90, 2013236), (92, 1969470), (115, 1575576), (120, 1509927), (138, 1312980), (158, 1146780), (180, 1006618), (184, 984735), (207, 875320), (230, 787788), (237, 764520), (276, 656490), (277, 654120), (316, 573390), (345, 525192), (360, 503309), (395, 458712), (414, 437660), (460, 393894), (474, 382260), (552, 328245), (554, 327060), (632, 286695), (690, 262596), (711, 254840), (790, 229356), (828, 218830), (831, 218040), (920, 196947), (948, 191130), (1035, 175064), (1108, 163530), (1185, 152904), (1380, 131298), (1385, 130824), (1422, 127420), (1580, 114678), (1656, 109415), (1662, 109020), (1817, 99720), (1896, 95565), (2070, 87532), (2216, 81765), (2370, 76452), (2493, 72680), (2760, 65649), (2770, 65412), (2844, 63710), (3160, 57339), (3324, 54510), (3555, 50968), (3634, 49860), (4140, 43766), (4155, 43608), (4740, 38226), (4986, 36340), (5451, 33240), (5540, 32706), (5688, 31855), (6371, 28440), (6648, 27255), (7110, 25484), (7268, 24930), (8280, 21883), (8310, 21804), (9085, 19944), (9480, 19113), (9972, 18170), (10902, 16620), (11080, 16353), (12465, 14536), (12742, 14220)]