21625397440

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:543

約数の個数: 224

約数和(自身を含む): 54776217600

約数和(自身を除く): 33150820160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 59, 64, 80, 116, 118, 127, 145, 160, 232, 236, 254, 290, 295, 311, 320, 464, 472, 508, 580, 590, 622, 635, 928, 944, 1016, 1160, 1180, 1244, 1270, 1555, 1711, 1856, 1888, 2032, 2320, 2360, 2488, 2540, 3110, 3422, 3683, 3776, 4064, 4640, 4720, 4976, 5080, 6220, 6844, 7366, 7493, 8128, 8555, 9019, 9280, 9440, 9952, 10160, 12440, 13688, 14732, 14986, 17110, 18038, 18349, 18415, 18880, 19904, 20320, 24880, 27376, 29464, 29972, 34220, 36076, 36698, 36830, 37465, 39497, 40640, 45095, 49760, 54752, 58928, 59944, 68440, 72152, 73396, 73660, 74930, 78994, 90190, 91745, 99520, 109504, 117856, 119888, 136880, 144304, 146792, 147320, 149860, 157988, 180380, 183490, 197485, 217297, 235712, 239776, 273760, 288608, 293584, 294640, 299720, 315976, 360760, 366980, 394970, 434594, 479552, 532121, 547520, 577216, 587168, 589280, 599440, 631952, 721520, 733960, 789940, 869188, 1064242, 1086485, 1145413, 1174336, 1178560, 1198880, 1263904, 1443040, 1467920, 1579880, 1738376, 2128484, 2172970, 2290826, 2330323, 2397760, 2527808, 2660605, 2886080, 2935840, 3159760, 3476752, 4256968, 4345940, 4581652, 4660646, 5321210, 5727065, 5871680, 6319520, 6953504, 8513936, 8691880, 9163304, 9321292, 10642420, 11454130, 11651615, 12639040, 13907008, 17027872, 17383760, 18326608, 18642584, 21284840, 22908260, 23303230, 34055744, 34767520, 36653216, 37285168, 42569680, 45816520, 46606460, 67579367, 69535040, 73306432, 74570336, 85139360, 91633040, 93212920, 135158734, 149140672, 170278720, 183266080, 186425840, 270317468, 337896835, 366532160, 372851680, 540634936, 675793670, 745703360, 1081269872, 1351587340, 2162539744, 2703174680, 4325079488, 5406349360, 10812698720, 21625397440]

約数ペア:

[(1, 21625397440), (2, 10812698720), (4, 5406349360), (5, 4325079488), (8, 2703174680), (10, 2162539744), (16, 1351587340), (20, 1081269872), (29, 745703360), (32, 675793670), (40, 540634936), (58, 372851680), (59, 366532160), (64, 337896835), (80, 270317468), (116, 186425840), (118, 183266080), (127, 170278720), (145, 149140672), (160, 135158734), (232, 93212920), (236, 91633040), (254, 85139360), (290, 74570336), (295, 73306432), (311, 69535040), (320, 67579367), (464, 46606460), (472, 45816520), (508, 42569680), (580, 37285168), (590, 36653216), (622, 34767520), (635, 34055744), (928, 23303230), (944, 22908260), (1016, 21284840), (1160, 18642584), (1180, 18326608), (1244, 17383760), (1270, 17027872), (1555, 13907008), (1711, 12639040), (1856, 11651615), (1888, 11454130), (2032, 10642420), (2320, 9321292), (2360, 9163304), (2488, 8691880), (2540, 8513936), (3110, 6953504), (3422, 6319520), (3683, 5871680), (3776, 5727065), (4064, 5321210), (4640, 4660646), (4720, 4581652), (4976, 4345940), (5080, 4256968), (6220, 3476752), (6844, 3159760), (7366, 2935840), (7493, 2886080), (8128, 2660605), (8555, 2527808), (9019, 2397760), (9280, 2330323), (9440, 2290826), (9952, 2172970), (10160, 2128484), (12440, 1738376), (13688, 1579880), (14732, 1467920), (14986, 1443040), (17110, 1263904), (18038, 1198880), (18349, 1178560), (18415, 1174336), (18880, 1145413), (19904, 1086485), (20320, 1064242), (24880, 869188), (27376, 789940), (29464, 733960), (29972, 721520), (34220, 631952), (36076, 599440), (36698, 589280), (36830, 587168), (37465, 577216), (39497, 547520), (40640, 532121), (45095, 479552), (49760, 434594), (54752, 394970), (58928, 366980), (59944, 360760), (68440, 315976), (72152, 299720), (73396, 294640), (73660, 293584), (74930, 288608), (78994, 273760), (90190, 239776), (91745, 235712), (99520, 217297), (109504, 197485), (117856, 183490), (119888, 180380), (136880, 157988), (144304, 149860), (146792, 147320)]