1984590720

素因数分解:

$2^7\times 3^5\times 5^1\times 7^1\times {\mathrm{1823}}^1$

素因数の和:1864

約数の個数: 384

約数和(自身を含む): 8126576640

約数和(自身を除く): 6141985920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 486, 504, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 810, 840, 864, 896, 945, 960, 972, 1008, 1080, 1120, 1134, 1152, 1215, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1701, 1728, 1823, 1890, 1920, 1944, 2016, 2160, 2240, 2268, 2430, 2520, 2592, 2688, 2835, 2880, 3024, 3240, 3360, 3402, 3456, 3646, 3780, 3888, 4032, 4320, 4480, 4536, 4860, 5040, 5184, 5469, 5670, 5760, 6048, 6480, 6720, 6804, 7292, 7560, 7776, 8064, 8505, 8640, 9072, 9115, 9720, 10080, 10368, 10938, 11340, 12096, 12761, 12960, 13440, 13608, 14584, 15120, 15552, 16407, 17010, 17280, 18144, 18230, 19440, 20160, 21876, 22680, 24192, 25522, 25920, 27216, 27345, 29168, 30240, 31104, 32814, 34020, 36288, 36460, 38283, 38880, 40320, 43752, 45360, 49221, 51044, 51840, 54432, 54690, 58336, 60480, 63805, 65628, 68040, 72576, 72920, 76566, 77760, 82035, 87504, 90720, 98442, 102088, 108864, 109380, 114849, 116672, 120960, 127610, 131256, 136080, 145840, 147663, 153132, 155520, 164070, 175008, 181440, 191415, 196884, 204176, 217728, 218760, 229698, 233344, 246105, 255220, 262512, 272160, 291680, 295326, 306264, 328140, 344547, 350016, 362880, 382830, 393768, 408352, 437520, 442989, 459396, 492210, 510440, 525024, 544320, 574245, 583360, 590652, 612528, 656280, 689094, 700032, 738315, 765660, 787536, 816704, 875040, 885978, 918792, 984420, 1020880, 1033641, 1050048, 1088640, 1148490, 1166720, 1181304, 1225056, 1312560, 1378188, 1476630, 1531320, 1575072, 1633408, 1722735, 1750080, 1771956, 1837584, 1968840, 2041760, 2067282, 2100096, 2214945, 2296980, 2362608, 2450112, 2625120, 2756376, 2953260, 3062640, 3100923, 3150144, 3445470, 3500160, 3543912, 3675168, 3937680, 4083520, 4134564, 4429890, 4593960, 4725216, 4900224, 5168205, 5250240, 5512752, 5906520, 6125280, 6201846, 6300288, 6890940, 7087824, 7350336, 7875360, 8167040, 8269128, 8859780, 9187920, 9450432, 10336410, 10500480, 11025504, 11813040, 12250560, 12403692, 13781880, 14175648, 14700672, 15504615, 15750720, 16538256, 17719560, 18375840, 18900864, 20672820, 22051008, 23626080, 24501120, 24807384, 27563760, 28351296, 31009230, 31501440, 33076512, 35439120, 36751680, 41345640, 44102016, 47252160, 49614768, 55127520, 56702592, 62018460, 66153024, 70878240, 73503360, 82691280, 94504320, 99229536, 110255040, 124036920, 132306048, 141756480, 165382560, 198459072, 220510080, 248073840, 283512960, 330765120, 396918144, 496147680, 661530240, 992295360, 1984590720]

約数ペア:

[(1, 1984590720), (2, 992295360), (3, 661530240), (4, 496147680), (5, 396918144), (6, 330765120), (7, 283512960), (8, 248073840), (9, 220510080), (10, 198459072), (12, 165382560), (14, 141756480), (15, 132306048), (16, 124036920), (18, 110255040), (20, 99229536), (21, 94504320), (24, 82691280), (27, 73503360), (28, 70878240), (30, 66153024), (32, 62018460), (35, 56702592), (36, 55127520), (40, 49614768), (42, 47252160), (45, 44102016), (48, 41345640), (54, 36751680), (56, 35439120), (60, 33076512), (63, 31501440), (64, 31009230), (70, 28351296), (72, 27563760), (80, 24807384), (81, 24501120), (84, 23626080), (90, 22051008), (96, 20672820), (105, 18900864), (108, 18375840), (112, 17719560), (120, 16538256), (126, 15750720), (128, 15504615), (135, 14700672), (140, 14175648), (144, 13781880), (160, 12403692), (162, 12250560), (168, 11813040), (180, 11025504), (189, 10500480), (192, 10336410), (210, 9450432), (216, 9187920), (224, 8859780), (240, 8269128), (243, 8167040), (252, 7875360), (270, 7350336), (280, 7087824), (288, 6890940), (315, 6300288), (320, 6201846), (324, 6125280), (336, 5906520), (360, 5512752), (378, 5250240), (384, 5168205), (405, 4900224), (420, 4725216), (432, 4593960), (448, 4429890), (480, 4134564), (486, 4083520), (504, 3937680), (540, 3675168), (560, 3543912), (567, 3500160), (576, 3445470), (630, 3150144), (640, 3100923), (648, 3062640), (672, 2953260), (720, 2756376), (756, 2625120), (810, 2450112), (840, 2362608), (864, 2296980), (896, 2214945), (945, 2100096), (960, 2067282), (972, 2041760), (1008, 1968840), (1080, 1837584), (1120, 1771956), (1134, 1750080), (1152, 1722735), (1215, 1633408), (1260, 1575072), (1296, 1531320), (1344, 1476630), (1440, 1378188), (1512, 1312560), (1620, 1225056), (1680, 1181304), (1701, 1166720), (1728, 1148490), (1823, 1088640), (1890, 1050048), (1920, 1033641), (1944, 1020880), (2016, 984420), (2160, 918792), (2240, 885978), (2268, 875040), (2430, 816704), (2520, 787536), (2592, 765660), (2688, 738315), (2835, 700032), (2880, 689094), (3024, 656280), (3240, 612528), (3360, 590652), (3402, 583360), (3456, 574245), (3646, 544320), (3780, 525024), (3888, 510440), (4032, 492210), (4320, 459396), (4480, 442989), (4536, 437520), (4860, 408352), (5040, 393768), (5184, 382830), (5469, 362880), (5670, 350016), (5760, 344547), (6048, 328140), (6480, 306264), (6720, 295326), (6804, 291680), (7292, 272160), (7560, 262512), (7776, 255220), (8064, 246105), (8505, 233344), (8640, 229698), (9072, 218760), (9115, 217728), (9720, 204176), (10080, 196884), (10368, 191415), (10938, 181440), (11340, 175008), (12096, 164070), (12761, 155520), (12960, 153132), (13440, 147663), (13608, 145840), (14584, 136080), (15120, 131256), (15552, 127610), (16407, 120960), (17010, 116672), (17280, 114849), (18144, 109380), (18230, 108864), (19440, 102088), (20160, 98442), (21876, 90720), (22680, 87504), (24192, 82035), (25522, 77760), (25920, 76566), (27216, 72920), (27345, 72576), (29168, 68040), (30240, 65628), (31104, 63805), (32814, 60480), (34020, 58336), (36288, 54690), (36460, 54432), (38283, 51840), (38880, 51044), (40320, 49221), (43752, 45360)]