20991926340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3547}}^1$

素因数の和:3648

約数の個数: 432

約数和(自身を含む): 82153116864

約数和(自身を除く): 61161190524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 61, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 122, 126, 132, 140, 147, 154, 165, 180, 183, 196, 198, 210, 220, 231, 244, 245, 252, 294, 305, 308, 315, 330, 366, 385, 396, 420, 427, 441, 462, 490, 495, 539, 549, 588, 610, 630, 660, 671, 693, 732, 735, 770, 854, 882, 915, 924, 980, 990, 1078, 1098, 1155, 1220, 1260, 1281, 1342, 1386, 1470, 1540, 1617, 1708, 1764, 1830, 1980, 2013, 2135, 2156, 2196, 2205, 2310, 2562, 2684, 2695, 2745, 2772, 2940, 2989, 3234, 3355, 3465, 3547, 3660, 3843, 4026, 4270, 4410, 4620, 4697, 4851, 5124, 5390, 5490, 5978, 6039, 6405, 6468, 6710, 6930, 7094, 7686, 8052, 8085, 8540, 8820, 8967, 9394, 9702, 10065, 10641, 10780, 10980, 11956, 12078, 12810, 13420, 13860, 14091, 14188, 14945, 15372, 16170, 17735, 17934, 18788, 19215, 19404, 20130, 21282, 23485, 24156, 24255, 24829, 25620, 26901, 28182, 29890, 30195, 31923, 32340, 32879, 35470, 35868, 38430, 39017, 40260, 42273, 42564, 44835, 46970, 48510, 49658, 53205, 53802, 56364, 59780, 60390, 63846, 65758, 70455, 70940, 74487, 76860, 78034, 84546, 89670, 93940, 97020, 98637, 99316, 106410, 107604, 117051, 120780, 124145, 127692, 131516, 134505, 140910, 148974, 156068, 159615, 164395, 169092, 173803, 179340, 195085, 197274, 211365, 212820, 216367, 223461, 234102, 248290, 269010, 273119, 281820, 295911, 297948, 319230, 328790, 347606, 351153, 372435, 390170, 394548, 422730, 432734, 446922, 468204, 493185, 496580, 521409, 538020, 546238, 585255, 591822, 638460, 649101, 657580, 695212, 702306, 744870, 780340, 819357, 845460, 865468, 869015, 893844, 986370, 1042818, 1081835, 1092476, 1117305, 1170510, 1183644, 1298202, 1365595, 1404612, 1479555, 1489740, 1514569, 1564227, 1638714, 1738030, 1755765, 1911833, 1947303, 1972740, 2085636, 2163670, 2234610, 2341020, 2380037, 2458071, 2596404, 2607045, 2731190, 2959110, 3029138, 3128454, 3245505, 3277428, 3476060, 3511530, 3823666, 3894606, 4096785, 4327340, 4469220, 4543707, 4760074, 4916142, 5214090, 5462380, 5735499, 5918220, 6058276, 6256908, 6491010, 7023060, 7140111, 7572845, 7647332, 7789212, 7821135, 8193570, 9087414, 9520148, 9559165, 9736515, 9832284, 10428180, 10601983, 11470998, 11900185, 12290355, 12982020, 13631121, 14280222, 15145690, 15642270, 16387140, 16660259, 17206497, 18174828, 19118330, 19473030, 21203966, 21420333, 22718535, 22941996, 23800370, 24580710, 27262242, 28560444, 28677495, 30291380, 31284540, 31805949, 33320518, 34412994, 35700555, 38236660, 38946060, 42407932, 42840666, 45437070, 47600740, 49161420, 49980777, 53009915, 54524484, 57354990, 63611898, 66641036, 68155605, 68825988, 71401110, 83301295, 85681332, 86032485, 90874140, 95417847, 99961554, 106019830, 107101665, 114709980, 116621813, 127223796, 136311210, 142802220, 149942331, 159029745, 166602590, 172064970, 190835694, 199923108, 212039660, 214203330, 233243626, 249903885, 272622420, 299884662, 318059490, 333205180, 344129940, 349865439, 381671388, 428406660, 466487252, 477089235, 499807770, 583109065, 599769324, 636118980, 699730878, 749711655, 954178470, 999615540, 1049596317, 1166218130, 1399461756, 1499423310, 1749327195, 1908356940, 2099192634, 2332436260, 2998846620, 3498654390, 4198385268, 5247981585, 6997308780, 10495963170, 20991926340]

約数ペア:

[(1, 20991926340), (2, 10495963170), (3, 6997308780), (4, 5247981585), (5, 4198385268), (6, 3498654390), (7, 2998846620), (9, 2332436260), (10, 2099192634), (11, 1908356940), (12, 1749327195), (14, 1499423310), (15, 1399461756), (18, 1166218130), (20, 1049596317), (21, 999615540), (22, 954178470), (28, 749711655), (30, 699730878), (33, 636118980), (35, 599769324), (36, 583109065), (42, 499807770), (44, 477089235), (45, 466487252), (49, 428406660), (55, 381671388), (60, 349865439), (61, 344129940), (63, 333205180), (66, 318059490), (70, 299884662), (77, 272622420), (84, 249903885), (90, 233243626), (98, 214203330), (99, 212039660), (105, 199923108), (110, 190835694), (122, 172064970), (126, 166602590), (132, 159029745), (140, 149942331), (147, 142802220), (154, 136311210), (165, 127223796), (180, 116621813), (183, 114709980), (196, 107101665), (198, 106019830), (210, 99961554), (220, 95417847), (231, 90874140), (244, 86032485), (245, 85681332), (252, 83301295), (294, 71401110), (305, 68825988), (308, 68155605), (315, 66641036), (330, 63611898), (366, 57354990), (385, 54524484), (396, 53009915), (420, 49980777), (427, 49161420), (441, 47600740), (462, 45437070), (490, 42840666), (495, 42407932), (539, 38946060), (549, 38236660), (588, 35700555), (610, 34412994), (630, 33320518), (660, 31805949), (671, 31284540), (693, 30291380), (732, 28677495), (735, 28560444), (770, 27262242), (854, 24580710), (882, 23800370), (915, 22941996), (924, 22718535), (980, 21420333), (990, 21203966), (1078, 19473030), (1098, 19118330), (1155, 18174828), (1220, 17206497), (1260, 16660259), (1281, 16387140), (1342, 15642270), (1386, 15145690), (1470, 14280222), (1540, 13631121), (1617, 12982020), (1708, 12290355), (1764, 11900185), (1830, 11470998), (1980, 10601983), (2013, 10428180), (2135, 9832284), (2156, 9736515), (2196, 9559165), (2205, 9520148), (2310, 9087414), (2562, 8193570), (2684, 7821135), (2695, 7789212), (2745, 7647332), (2772, 7572845), (2940, 7140111), (2989, 7023060), (3234, 6491010), (3355, 6256908), (3465, 6058276), (3547, 5918220), (3660, 5735499), (3843, 5462380), (4026, 5214090), (4270, 4916142), (4410, 4760074), (4620, 4543707), (4697, 4469220), (4851, 4327340), (5124, 4096785), (5390, 3894606), (5490, 3823666), (5978, 3511530), (6039, 3476060), (6405, 3277428), (6468, 3245505), (6710, 3128454), (6930, 3029138), (7094, 2959110), (7686, 2731190), (8052, 2607045), (8085, 2596404), (8540, 2458071), (8820, 2380037), (8967, 2341020), (9394, 2234610), (9702, 2163670), (10065, 2085636), (10641, 1972740), (10780, 1947303), (10980, 1911833), (11956, 1755765), (12078, 1738030), (12810, 1638714), (13420, 1564227), (13860, 1514569), (14091, 1489740), (14188, 1479555), (14945, 1404612), (15372, 1365595), (16170, 1298202), (17735, 1183644), (17934, 1170510), (18788, 1117305), (19215, 1092476), (19404, 1081835), (20130, 1042818), (21282, 986370), (23485, 893844), (24156, 869015), (24255, 865468), (24829, 845460), (25620, 819357), (26901, 780340), (28182, 744870), (29890, 702306), (30195, 695212), (31923, 657580), (32340, 649101), (32879, 638460), (35470, 591822), (35868, 585255), (38430, 546238), (39017, 538020), (40260, 521409), (42273, 496580), (42564, 493185), (44835, 468204), (46970, 446922), (48510, 432734), (49658, 422730), (53205, 394548), (53802, 390170), (56364, 372435), (59780, 351153), (60390, 347606), (63846, 328790), (65758, 319230), (70455, 297948), (70940, 295911), (74487, 281820), (76860, 273119), (78034, 269010), (84546, 248290), (89670, 234102), (93940, 223461), (97020, 216367), (98637, 212820), (99316, 211365), (106410, 197274), (107604, 195085), (117051, 179340), (120780, 173803), (124145, 169092), (127692, 164395), (131516, 159615), (134505, 156068), (140910, 148974)]