28783520640

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{237959}}^1$

素因数の和:237994

約数の個数: 256

約数和(自身を含む): 116505216000

約数和(自身を除く): 87721695360

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, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 15120, 17280, 20160, 24192, 30240, 40320, 60480, 120960, 237959, 475918, 713877, 951836, 1189795, 1427754, 1665713, 1903672, 2141631, 2379590, 2855508, 3331426, 3569385, 3807344, 4283262, 4759180, 4997139, 5711016, 6424893, 6662852, 7138770, 7614688, 8328565, 8566524, 9518360, 9994278, 10708155, 11422032, 12849786, 13325704, 14277540, 14991417, 15229376, 16657130, 17133048, 19036720, 19988556, 21416310, 22844064, 24985695, 25699572, 26651408, 28555080, 29982834, 30458752, 32124465, 33314260, 34266096, 38073440, 39977112, 42832620, 44974251, 45688128, 49971390, 51399144, 53302816, 57110160, 59965668, 64248930, 66628520, 68532192, 74957085, 76146880, 79954224, 85665240, 89948502, 91376256, 99942780, 102798288, 106605632, 114220320, 119931336, 128497860, 133257040, 137064384, 149914170, 152293760, 159908448, 171330480, 179897004, 199885560, 205596576, 213211264, 224871255, 228440640, 239862672, 256995720, 266514080, 274128768, 299828340, 319816896, 342660960, 359794008, 399771120, 411193152, 449742510, 456881280, 479725344, 513991440, 533028160, 599656680, 639633792, 685321920, 719588016, 799542240, 822386304, 899485020, 959450688, 1027982880, 1066056320, 1199313360, 1370643840, 1439176032, 1599084480, 1798970040, 1918901376, 2055965760, 2398626720, 2878352064, 3198168960, 3597940080, 4111931520, 4797253440, 5756704128, 7195880160, 9594506880, 14391760320, 28783520640]

約数ペア:

[(1, 28783520640), (2, 14391760320), (3, 9594506880), (4, 7195880160), (5, 5756704128), (6, 4797253440), (7, 4111931520), (8, 3597940080), (9, 3198168960), (10, 2878352064), (12, 2398626720), (14, 2055965760), (15, 1918901376), (16, 1798970040), (18, 1599084480), (20, 1439176032), (21, 1370643840), (24, 1199313360), (27, 1066056320), (28, 1027982880), (30, 959450688), (32, 899485020), (35, 822386304), (36, 799542240), (40, 719588016), (42, 685321920), (45, 639633792), (48, 599656680), (54, 533028160), (56, 513991440), (60, 479725344), (63, 456881280), (64, 449742510), (70, 411193152), (72, 399771120), (80, 359794008), (84, 342660960), (90, 319816896), (96, 299828340), (105, 274128768), (108, 266514080), (112, 256995720), (120, 239862672), (126, 228440640), (128, 224871255), (135, 213211264), (140, 205596576), (144, 199885560), (160, 179897004), (168, 171330480), (180, 159908448), (189, 152293760), (192, 149914170), (210, 137064384), (216, 133257040), (224, 128497860), (240, 119931336), (252, 114220320), (270, 106605632), (280, 102798288), (288, 99942780), (315, 91376256), (320, 89948502), (336, 85665240), (360, 79954224), (378, 76146880), (384, 74957085), (420, 68532192), (432, 66628520), (448, 64248930), (480, 59965668), (504, 57110160), (540, 53302816), (560, 51399144), (576, 49971390), (630, 45688128), (640, 44974251), (672, 42832620), (720, 39977112), (756, 38073440), (840, 34266096), (864, 33314260), (896, 32124465), (945, 30458752), (960, 29982834), (1008, 28555080), (1080, 26651408), (1120, 25699572), (1152, 24985695), (1260, 22844064), (1344, 21416310), (1440, 19988556), (1512, 19036720), (1680, 17133048), (1728, 16657130), (1890, 15229376), (1920, 14991417), (2016, 14277540), (2160, 13325704), (2240, 12849786), (2520, 11422032), (2688, 10708155), (2880, 9994278), (3024, 9518360), (3360, 8566524), (3456, 8328565), (3780, 7614688), (4032, 7138770), (4320, 6662852), (4480, 6424893), (5040, 5711016), (5760, 4997139), (6048, 4759180), (6720, 4283262), (7560, 3807344), (8064, 3569385), (8640, 3331426), (10080, 2855508), (12096, 2379590), (13440, 2141631), (15120, 1903672), (17280, 1665713), (20160, 1427754), (24192, 1189795), (30240, 951836), (40320, 713877), (60480, 475918), (120960, 237959)]