1340831520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7001}}^1$

素因数の和:7048

約数の個数: 288

約数和(自身を含む): 5505252480

約数和(自身を除く): 4164420960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 3040, 3192, 3360, 3420, 3990, 4256, 4560, 4788, 5040, 5320, 5472, 5985, 6384, 6840, 7001, 7980, 9120, 9576, 10080, 10640, 11970, 12768, 13680, 14002, 15960, 19152, 21003, 21280, 23940, 27360, 28004, 31920, 35005, 38304, 42006, 47880, 49007, 56008, 63009, 63840, 70010, 84012, 95760, 98014, 105015, 112016, 126018, 133019, 140020, 147021, 168024, 191520, 196028, 210030, 224032, 245035, 252036, 266038, 280040, 294042, 315045, 336048, 392056, 399057, 420060, 441063, 490070, 504072, 532076, 560080, 588084, 630090, 665095, 672096, 735105, 784112, 798114, 840120, 882126, 931133, 980140, 1008144, 1064152, 1120160, 1176168, 1197171, 1260180, 1330190, 1470210, 1568224, 1596228, 1680240, 1764252, 1862266, 1960280, 1995285, 2016288, 2128304, 2205315, 2352336, 2394342, 2520360, 2660380, 2793399, 2940420, 3192456, 3360480, 3528504, 3724532, 3920560, 3990570, 4256608, 4410630, 4655665, 4704672, 4788684, 5040720, 5320760, 5586798, 5880840, 5985855, 6384912, 7057008, 7449064, 7841120, 7981140, 8380197, 8821260, 9311330, 9577368, 10081440, 10641520, 11173596, 11761680, 11971710, 12769824, 13966995, 14114016, 14898128, 15962280, 16760394, 17642520, 18622660, 19154736, 21283040, 22347192, 23523360, 23943420, 27933990, 29796256, 31924560, 33520788, 35285040, 37245320, 38309472, 41900985, 44694384, 47886840, 55867980, 63849120, 67041576, 70570080, 74490640, 83801970, 89388768, 95773680, 111735960, 134083152, 148981280, 167603940, 191547360, 223471920, 268166304, 335207880, 446943840, 670415760, 1340831520]

約数ペア:

[(1, 1340831520), (2, 670415760), (3, 446943840), (4, 335207880), (5, 268166304), (6, 223471920), (7, 191547360), (8, 167603940), (9, 148981280), (10, 134083152), (12, 111735960), (14, 95773680), (15, 89388768), (16, 83801970), (18, 74490640), (19, 70570080), (20, 67041576), (21, 63849120), (24, 55867980), (28, 47886840), (30, 44694384), (32, 41900985), (35, 38309472), (36, 37245320), (38, 35285040), (40, 33520788), (42, 31924560), (45, 29796256), (48, 27933990), (56, 23943420), (57, 23523360), (60, 22347192), (63, 21283040), (70, 19154736), (72, 18622660), (76, 17642520), (80, 16760394), (84, 15962280), (90, 14898128), (95, 14114016), (96, 13966995), (105, 12769824), (112, 11971710), (114, 11761680), (120, 11173596), (126, 10641520), (133, 10081440), (140, 9577368), (144, 9311330), (152, 8821260), (160, 8380197), (168, 7981140), (171, 7841120), (180, 7449064), (190, 7057008), (210, 6384912), (224, 5985855), (228, 5880840), (240, 5586798), (252, 5320760), (266, 5040720), (280, 4788684), (285, 4704672), (288, 4655665), (304, 4410630), (315, 4256608), (336, 3990570), (342, 3920560), (360, 3724532), (380, 3528504), (399, 3360480), (420, 3192456), (456, 2940420), (480, 2793399), (504, 2660380), (532, 2520360), (560, 2394342), (570, 2352336), (608, 2205315), (630, 2128304), (665, 2016288), (672, 1995285), (684, 1960280), (720, 1862266), (760, 1764252), (798, 1680240), (840, 1596228), (855, 1568224), (912, 1470210), (1008, 1330190), (1064, 1260180), (1120, 1197171), (1140, 1176168), (1197, 1120160), (1260, 1064152), (1330, 1008144), (1368, 980140), (1440, 931133), (1520, 882126), (1596, 840120), (1680, 798114), (1710, 784112), (1824, 735105), (1995, 672096), (2016, 665095), (2128, 630090), (2280, 588084), (2394, 560080), (2520, 532076), (2660, 504072), (2736, 490070), (3040, 441063), (3192, 420060), (3360, 399057), (3420, 392056), (3990, 336048), (4256, 315045), (4560, 294042), (4788, 280040), (5040, 266038), (5320, 252036), (5472, 245035), (5985, 224032), (6384, 210030), (6840, 196028), (7001, 191520), (7980, 168024), (9120, 147021), (9576, 140020), (10080, 133019), (10640, 126018), (11970, 112016), (12768, 105015), (13680, 98014), (14002, 95760), (15960, 84012), (19152, 70010), (21003, 63840), (21280, 63009), (23940, 56008), (27360, 49007), (28004, 47880), (31920, 42006), (35005, 38304)]