54768780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 183456000

約数和(自身を除く): 128687220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 139, 165, 180, 198, 199, 220, 278, 330, 396, 398, 417, 495, 556, 597, 660, 695, 796, 834, 990, 995, 1194, 1251, 1390, 1529, 1668, 1791, 1980, 1990, 2085, 2189, 2388, 2502, 2780, 2985, 3058, 3582, 3980, 4170, 4378, 4587, 5004, 5970, 6116, 6255, 6567, 7164, 7645, 8340, 8756, 8955, 9174, 10945, 11940, 12510, 13134, 13761, 15290, 17910, 18348, 19701, 21890, 22935, 25020, 26268, 27522, 27661, 30580, 32835, 35820, 39402, 43780, 45870, 55044, 55322, 65670, 68805, 78804, 82983, 91740, 98505, 110644, 131340, 137610, 138305, 165966, 197010, 248949, 275220, 276610, 304271, 331932, 394020, 414915, 497898, 553220, 608542, 829830, 912813, 995796, 1217084, 1244745, 1521355, 1659660, 1825626, 2489490, 2738439, 3042710, 3651252, 4564065, 4978980, 5476878, 6085420, 9128130, 10953756, 13692195, 18256260, 27384390, 54768780]

約数ペア:

[(1, 54768780), (2, 27384390), (3, 18256260), (4, 13692195), (5, 10953756), (6, 9128130), (9, 6085420), (10, 5476878), (11, 4978980), (12, 4564065), (15, 3651252), (18, 3042710), (20, 2738439), (22, 2489490), (30, 1825626), (33, 1659660), (36, 1521355), (44, 1244745), (45, 1217084), (55, 995796), (60, 912813), (66, 829830), (90, 608542), (99, 553220), (110, 497898), (132, 414915), (139, 394020), (165, 331932), (180, 304271), (198, 276610), (199, 275220), (220, 248949), (278, 197010), (330, 165966), (396, 138305), (398, 137610), (417, 131340), (495, 110644), (556, 98505), (597, 91740), (660, 82983), (695, 78804), (796, 68805), (834, 65670), (990, 55322), (995, 55044), (1194, 45870), (1251, 43780), (1390, 39402), (1529, 35820), (1668, 32835), (1791, 30580), (1980, 27661), (1990, 27522), (2085, 26268), (2189, 25020), (2388, 22935), (2502, 21890), (2780, 19701), (2985, 18348), (3058, 17910), (3582, 15290), (3980, 13761), (4170, 13134), (4378, 12510), (4587, 11940), (5004, 10945), (5970, 9174), (6116, 8955), (6255, 8756), (6567, 8340), (7164, 7645)]