2878322720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:984

約数の個数: 288

約数和(自身を含む): 8803178496

約数和(自身を除く): 5924855776

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 160, 182, 196, 208, 217, 224, 245, 248, 260, 280, 310, 364, 392, 403, 416, 434, 455, 490, 496, 520, 560, 620, 637, 728, 784, 806, 868, 910, 911, 980, 992, 1040, 1085, 1120, 1240, 1274, 1456, 1519, 1568, 1612, 1736, 1820, 1822, 1960, 2015, 2080, 2170, 2480, 2548, 2821, 2912, 3038, 3185, 3224, 3472, 3640, 3644, 3920, 4030, 4340, 4555, 4960, 5096, 5642, 6076, 6370, 6377, 6448, 6944, 7280, 7288, 7595, 7840, 8060, 8680, 9110, 10192, 11284, 11843, 12152, 12740, 12754, 12896, 14105, 14560, 14576, 15190, 16120, 17360, 18220, 19747, 20384, 22568, 23686, 24304, 25480, 25508, 28210, 28241, 29152, 30380, 31885, 32240, 34720, 36440, 39494, 44639, 45136, 47372, 48608, 50960, 51016, 56420, 56482, 59215, 60760, 63770, 64480, 72880, 78988, 82901, 89278, 90272, 94744, 98735, 101920, 102032, 112840, 112964, 118430, 121520, 127540, 141205, 145760, 157976, 165802, 178556, 189488, 197470, 197687, 204064, 223195, 225680, 225928, 236860, 243040, 255080, 282410, 315952, 331604, 357112, 367133, 378976, 394940, 395374, 414505, 446390, 451360, 451856, 473720, 510160, 564820, 580307, 631904, 663208, 714224, 734266, 789880, 790748, 829010, 892780, 903712, 947440, 988435, 1020320, 1129640, 1160614, 1326416, 1383809, 1428448, 1468532, 1579760, 1581496, 1658020, 1785560, 1835665, 1894880, 1976870, 2259280, 2321228, 2569931, 2652832, 2767618, 2901535, 2937064, 3159520, 3162992, 3316040, 3571120, 3671330, 3953740, 4518560, 4642456, 5139862, 5535236, 5803070, 5874128, 6325984, 6632080, 6919045, 7142240, 7342660, 7907480, 9284912, 10279724, 11070472, 11606140, 11748256, 12849655, 13264160, 13838090, 14685320, 15814960, 17989517, 18569824, 20559448, 22140944, 23212280, 25699310, 27676180, 29370640, 31629920, 35979034, 41118896, 44281888, 46424560, 51398620, 55352360, 58741280, 71958068, 82237792, 89947585, 92849120, 102797240, 110704720, 143916136, 179895170, 205594480, 221409440, 287832272, 359790340, 411188960, 575664544, 719580680, 1439161360, 2878322720]

約数ペア:

[(1, 2878322720), (2, 1439161360), (4, 719580680), (5, 575664544), (7, 411188960), (8, 359790340), (10, 287832272), (13, 221409440), (14, 205594480), (16, 179895170), (20, 143916136), (26, 110704720), (28, 102797240), (31, 92849120), (32, 89947585), (35, 82237792), (40, 71958068), (49, 58741280), (52, 55352360), (56, 51398620), (62, 46424560), (65, 44281888), (70, 41118896), (80, 35979034), (91, 31629920), (98, 29370640), (104, 27676180), (112, 25699310), (124, 23212280), (130, 22140944), (140, 20559448), (155, 18569824), (160, 17989517), (182, 15814960), (196, 14685320), (208, 13838090), (217, 13264160), (224, 12849655), (245, 11748256), (248, 11606140), (260, 11070472), (280, 10279724), (310, 9284912), (364, 7907480), (392, 7342660), (403, 7142240), (416, 6919045), (434, 6632080), (455, 6325984), (490, 5874128), (496, 5803070), (520, 5535236), (560, 5139862), (620, 4642456), (637, 4518560), (728, 3953740), (784, 3671330), (806, 3571120), (868, 3316040), (910, 3162992), (911, 3159520), (980, 2937064), (992, 2901535), (1040, 2767618), (1085, 2652832), (1120, 2569931), (1240, 2321228), (1274, 2259280), (1456, 1976870), (1519, 1894880), (1568, 1835665), (1612, 1785560), (1736, 1658020), (1820, 1581496), (1822, 1579760), (1960, 1468532), (2015, 1428448), (2080, 1383809), (2170, 1326416), (2480, 1160614), (2548, 1129640), (2821, 1020320), (2912, 988435), (3038, 947440), (3185, 903712), (3224, 892780), (3472, 829010), (3640, 790748), (3644, 789880), (3920, 734266), (4030, 714224), (4340, 663208), (4555, 631904), (4960, 580307), (5096, 564820), (5642, 510160), (6076, 473720), (6370, 451856), (6377, 451360), (6448, 446390), (6944, 414505), (7280, 395374), (7288, 394940), (7595, 378976), (7840, 367133), (8060, 357112), (8680, 331604), (9110, 315952), (10192, 282410), (11284, 255080), (11843, 243040), (12152, 236860), (12740, 225928), (12754, 225680), (12896, 223195), (14105, 204064), (14560, 197687), (14576, 197470), (15190, 189488), (16120, 178556), (17360, 165802), (18220, 157976), (19747, 145760), (20384, 141205), (22568, 127540), (23686, 121520), (24304, 118430), (25480, 112964), (25508, 112840), (28210, 102032), (28241, 101920), (29152, 98735), (30380, 94744), (31885, 90272), (32240, 89278), (34720, 82901), (36440, 78988), (39494, 72880), (44639, 64480), (45136, 63770), (47372, 60760), (48608, 59215), (50960, 56482), (51016, 56420)]