28889991036

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^2\times {\mathrm{281}}^1\times {\mathrm{293}}^1$

素因数の和:631

約数の個数: 216

約数和(自身を含む): 80486091504

約数和(自身を除く): 51596100468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 281, 293, 324, 342, 361, 486, 513, 562, 586, 684, 722, 843, 879, 972, 1026, 1083, 1124, 1172, 1444, 1539, 1686, 1758, 2052, 2166, 2529, 2637, 3078, 3249, 3372, 3516, 4332, 4617, 5058, 5274, 5339, 5567, 6156, 6498, 7587, 7911, 9234, 9747, 10116, 10548, 10678, 11134, 12996, 15174, 15822, 16017, 16701, 18468, 19494, 21356, 22268, 22761, 23733, 29241, 30348, 31644, 32034, 33402, 38988, 45522, 47466, 48051, 50103, 58482, 64068, 66804, 68283, 71199, 82333, 87723, 91044, 94932, 96102, 100206, 101441, 105773, 116964, 136566, 142398, 144153, 150309, 164666, 175446, 192204, 200412, 202882, 211546, 246999, 273132, 284796, 288306, 300618, 304323, 317319, 329332, 350892, 405764, 423092, 432459, 450927, 493998, 576612, 601236, 608646, 634638, 740997, 864918, 901854, 912969, 951957, 987996, 1217292, 1269276, 1297377, 1352781, 1481994, 1564327, 1729836, 1803708, 1825938, 1903914, 2222991, 2594754, 2705562, 2738907, 2855871, 2963988, 3128654, 3651876, 3807828, 4445982, 4692981, 5189508, 5411124, 5477814, 5711742, 6257308, 6668973, 8216721, 8567613, 8891964, 9385962, 10955628, 11423484, 13337946, 14078943, 16433442, 17135226, 18771924, 20006919, 24650163, 25702839, 26675892, 28157886, 29722213, 32866884, 34270452, 40013838, 42236829, 49300326, 51405678, 56315772, 59444426, 80027676, 84473658, 89166639, 98600652, 102811356, 118888852, 126710487, 168947316, 178333278, 253420974, 267499917, 356666556, 380131461, 506841948, 534999834, 760262922, 802499751, 1069999668, 1520525844, 1604999502, 2407499253, 3209999004, 4814998506, 7222497759, 9629997012, 14444995518, 28889991036]

約数ペア:

[(1, 28889991036), (2, 14444995518), (3, 9629997012), (4, 7222497759), (6, 4814998506), (9, 3209999004), (12, 2407499253), (18, 1604999502), (19, 1520525844), (27, 1069999668), (36, 802499751), (38, 760262922), (54, 534999834), (57, 506841948), (76, 380131461), (81, 356666556), (108, 267499917), (114, 253420974), (162, 178333278), (171, 168947316), (228, 126710487), (243, 118888852), (281, 102811356), (293, 98600652), (324, 89166639), (342, 84473658), (361, 80027676), (486, 59444426), (513, 56315772), (562, 51405678), (586, 49300326), (684, 42236829), (722, 40013838), (843, 34270452), (879, 32866884), (972, 29722213), (1026, 28157886), (1083, 26675892), (1124, 25702839), (1172, 24650163), (1444, 20006919), (1539, 18771924), (1686, 17135226), (1758, 16433442), (2052, 14078943), (2166, 13337946), (2529, 11423484), (2637, 10955628), (3078, 9385962), (3249, 8891964), (3372, 8567613), (3516, 8216721), (4332, 6668973), (4617, 6257308), (5058, 5711742), (5274, 5477814), (5339, 5411124), (5567, 5189508), (6156, 4692981), (6498, 4445982), (7587, 3807828), (7911, 3651876), (9234, 3128654), (9747, 2963988), (10116, 2855871), (10548, 2738907), (10678, 2705562), (11134, 2594754), (12996, 2222991), (15174, 1903914), (15822, 1825938), (16017, 1803708), (16701, 1729836), (18468, 1564327), (19494, 1481994), (21356, 1352781), (22268, 1297377), (22761, 1269276), (23733, 1217292), (29241, 987996), (30348, 951957), (31644, 912969), (32034, 901854), (33402, 864918), (38988, 740997), (45522, 634638), (47466, 608646), (48051, 601236), (50103, 576612), (58482, 493998), (64068, 450927), (66804, 432459), (68283, 423092), (71199, 405764), (82333, 350892), (87723, 329332), (91044, 317319), (94932, 304323), (96102, 300618), (100206, 288306), (101441, 284796), (105773, 273132), (116964, 246999), (136566, 211546), (142398, 202882), (144153, 200412), (150309, 192204), (164666, 175446)]