20145205080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55903}}^1$

素因数の和:55951

約数の個数: 384

約数和(自身を含む): 87907921920

約数和(自身を除く): 67762716840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 24, 26, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 52, 55, 56, 60, 63, 65, 66, 70, 72, 77, 78, 84, 88, 90, 91, 99, 104, 105, 110, 117, 120, 126, 130, 132, 140, 143, 154, 156, 165, 168, 180, 182, 195, 198, 210, 220, 231, 234, 252, 260, 264, 273, 280, 286, 308, 312, 315, 330, 360, 364, 385, 390, 396, 420, 429, 440, 455, 462, 468, 495, 504, 520, 546, 572, 585, 616, 630, 660, 693, 715, 728, 770, 780, 792, 819, 840, 858, 910, 924, 936, 990, 1001, 1092, 1144, 1155, 1170, 1260, 1287, 1320, 1365, 1386, 1430, 1540, 1560, 1638, 1716, 1820, 1848, 1980, 2002, 2145, 2184, 2310, 2340, 2520, 2574, 2730, 2772, 2860, 3003, 3080, 3276, 3432, 3465, 3640, 3960, 4004, 4095, 4290, 4620, 4680, 5005, 5148, 5460, 5544, 5720, 6006, 6435, 6552, 6930, 8008, 8190, 8580, 9009, 9240, 10010, 10296, 10920, 12012, 12870, 13860, 15015, 16380, 17160, 18018, 20020, 24024, 25740, 27720, 30030, 32760, 36036, 40040, 45045, 51480, 55903, 60060, 72072, 90090, 111806, 120120, 167709, 180180, 223612, 279515, 335418, 360360, 391321, 447224, 503127, 559030, 614933, 670836, 726739, 782642, 838545, 1006254, 1118060, 1173963, 1229866, 1341672, 1453478, 1565284, 1677090, 1844799, 1956605, 2012508, 2180217, 2236120, 2347926, 2459732, 2515635, 2906956, 3074665, 3130568, 3354180, 3521889, 3633695, 3689598, 3913210, 4025016, 4304531, 4360434, 4695852, 4919464, 5031270, 5087173, 5534397, 5813912, 5869815, 6149330, 6540651, 6708360, 7043778, 7267390, 7379196, 7826420, 7994129, 8609062, 8720868, 9223995, 9391704, 10062540, 10174346, 10901085, 11068794, 11739630, 12298660, 12913593, 13081302, 14087556, 14534780, 14758392, 15261519, 15652840, 15988258, 17218124, 17441736, 17609445, 18447990, 20125080, 20348692, 21522655, 21802170, 22137588, 23479260, 23982387, 24597320, 25435865, 25827186, 26162604, 27671985, 28175112, 29069560, 30523038, 31976516, 32703255, 34436248, 35218890, 36895980, 38740779, 39970645, 40697384, 43045310, 43604340, 44275176, 45784557, 46958520, 47964774, 50871730, 51654372, 52325208, 55343970, 55958903, 61046076, 63953032, 64567965, 65406510, 70437780, 71947161, 73791960, 76307595, 77481558, 79941290, 86090620, 87208680, 91569114, 95929548, 101743460, 103308744, 110687940, 111917806, 119911935, 122092152, 129135930, 130813020, 140875560, 143894322, 152615190, 154963116, 159882580, 167876709, 172181240, 183138228, 191859096, 193703895, 203486920, 221375880, 223835612, 228922785, 239823870, 258271860, 261626040, 279794515, 287788644, 305230380, 309926232, 319765160, 335753418, 359735805, 366276456, 387407790, 447671224, 457845570, 479647740, 503630127, 516543720, 559589030, 575577288, 610460760, 671506836, 719471610, 774815580, 839383545, 915691140, 959295480, 1007260254, 1119178060, 1343013672, 1438943220, 1549631160, 1678767090, 1831382280, 2014520508, 2238356120, 2518150635, 2877886440, 3357534180, 4029041016, 5036301270, 6715068360, 10072602540, 20145205080]

約数ペア:

[(1, 20145205080), (2, 10072602540), (3, 6715068360), (4, 5036301270), (5, 4029041016), (6, 3357534180), (7, 2877886440), (8, 2518150635), (9, 2238356120), (10, 2014520508), (11, 1831382280), (12, 1678767090), (13, 1549631160), (14, 1438943220), (15, 1343013672), (18, 1119178060), (20, 1007260254), (21, 959295480), (22, 915691140), (24, 839383545), (26, 774815580), (28, 719471610), (30, 671506836), (33, 610460760), (35, 575577288), (36, 559589030), (39, 516543720), (40, 503630127), (42, 479647740), (44, 457845570), (45, 447671224), (52, 387407790), (55, 366276456), (56, 359735805), (60, 335753418), (63, 319765160), (65, 309926232), (66, 305230380), (70, 287788644), (72, 279794515), (77, 261626040), (78, 258271860), (84, 239823870), (88, 228922785), (90, 223835612), (91, 221375880), (99, 203486920), (104, 193703895), (105, 191859096), (110, 183138228), (117, 172181240), (120, 167876709), (126, 159882580), (130, 154963116), (132, 152615190), (140, 143894322), (143, 140875560), (154, 130813020), (156, 129135930), (165, 122092152), (168, 119911935), (180, 111917806), (182, 110687940), (195, 103308744), (198, 101743460), (210, 95929548), (220, 91569114), (231, 87208680), (234, 86090620), (252, 79941290), (260, 77481558), (264, 76307595), (273, 73791960), (280, 71947161), (286, 70437780), (308, 65406510), (312, 64567965), (315, 63953032), (330, 61046076), (360, 55958903), (364, 55343970), (385, 52325208), (390, 51654372), (396, 50871730), (420, 47964774), (429, 46958520), (440, 45784557), (455, 44275176), (462, 43604340), (468, 43045310), (495, 40697384), (504, 39970645), (520, 38740779), (546, 36895980), (572, 35218890), (585, 34436248), (616, 32703255), (630, 31976516), (660, 30523038), (693, 29069560), (715, 28175112), (728, 27671985), (770, 26162604), (780, 25827186), (792, 25435865), (819, 24597320), (840, 23982387), (858, 23479260), (910, 22137588), (924, 21802170), (936, 21522655), (990, 20348692), (1001, 20125080), (1092, 18447990), (1144, 17609445), (1155, 17441736), (1170, 17218124), (1260, 15988258), (1287, 15652840), (1320, 15261519), (1365, 14758392), (1386, 14534780), (1430, 14087556), (1540, 13081302), (1560, 12913593), (1638, 12298660), (1716, 11739630), (1820, 11068794), (1848, 10901085), (1980, 10174346), (2002, 10062540), (2145, 9391704), (2184, 9223995), (2310, 8720868), (2340, 8609062), (2520, 7994129), (2574, 7826420), (2730, 7379196), (2772, 7267390), (2860, 7043778), (3003, 6708360), (3080, 6540651), (3276, 6149330), (3432, 5869815), (3465, 5813912), (3640, 5534397), (3960, 5087173), (4004, 5031270), (4095, 4919464), (4290, 4695852), (4620, 4360434), (4680, 4304531), (5005, 4025016), (5148, 3913210), (5460, 3689598), (5544, 3633695), (5720, 3521889), (6006, 3354180), (6435, 3130568), (6552, 3074665), (6930, 2906956), (8008, 2515635), (8190, 2459732), (8580, 2347926), (9009, 2236120), (9240, 2180217), (10010, 2012508), (10296, 1956605), (10920, 1844799), (12012, 1677090), (12870, 1565284), (13860, 1453478), (15015, 1341672), (16380, 1229866), (17160, 1173963), (18018, 1118060), (20020, 1006254), (24024, 838545), (25740, 782642), (27720, 726739), (30030, 670836), (32760, 614933), (36036, 559030), (40040, 503127), (45045, 447224), (51480, 391321), (55903, 360360), (60060, 335418), (72072, 279515), (90090, 223612), (111806, 180180), (120120, 167709)]