86981440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:169

約数の個数: 224

約数和(自身を含む): 266273280

約数和(自身を除く): 179291840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 52, 56, 58, 64, 65, 70, 80, 91, 103, 104, 112, 116, 130, 140, 145, 160, 182, 203, 206, 208, 224, 232, 260, 280, 290, 320, 364, 377, 406, 412, 416, 448, 455, 464, 515, 520, 560, 580, 721, 728, 754, 812, 824, 832, 910, 928, 1015, 1030, 1040, 1120, 1160, 1339, 1442, 1456, 1508, 1624, 1648, 1820, 1856, 1885, 2030, 2060, 2080, 2240, 2320, 2639, 2678, 2884, 2912, 2987, 3016, 3248, 3296, 3605, 3640, 3770, 4060, 4120, 4160, 4640, 5278, 5356, 5768, 5824, 5974, 6032, 6496, 6592, 6695, 7210, 7280, 7540, 8120, 8240, 9280, 9373, 10556, 10712, 11536, 11948, 12064, 12992, 13195, 13390, 14420, 14560, 14935, 15080, 16240, 16480, 18746, 20909, 21112, 21424, 23072, 23896, 24128, 26390, 26780, 28840, 29120, 29870, 30160, 32480, 32960, 37492, 38831, 41818, 42224, 42848, 46144, 46865, 47792, 52780, 53560, 57680, 59740, 60320, 64960, 74984, 77662, 83636, 84448, 85696, 93730, 95584, 104545, 105560, 107120, 115360, 119480, 120640, 149968, 155324, 167272, 168896, 187460, 191168, 194155, 209090, 211120, 214240, 230720, 238960, 271817, 299936, 310648, 334544, 374920, 388310, 418180, 422240, 428480, 477920, 543634, 599872, 621296, 669088, 749840, 776620, 836360, 844480, 955840, 1087268, 1242592, 1338176, 1359085, 1499680, 1553240, 1672720, 2174536, 2485184, 2718170, 2999360, 3106480, 3345440, 4349072, 5436340, 6212960, 6690880, 8698144, 10872680, 12425920, 17396288, 21745360, 43490720, 86981440]

約数ペア:

[(1, 86981440), (2, 43490720), (4, 21745360), (5, 17396288), (7, 12425920), (8, 10872680), (10, 8698144), (13, 6690880), (14, 6212960), (16, 5436340), (20, 4349072), (26, 3345440), (28, 3106480), (29, 2999360), (32, 2718170), (35, 2485184), (40, 2174536), (52, 1672720), (56, 1553240), (58, 1499680), (64, 1359085), (65, 1338176), (70, 1242592), (80, 1087268), (91, 955840), (103, 844480), (104, 836360), (112, 776620), (116, 749840), (130, 669088), (140, 621296), (145, 599872), (160, 543634), (182, 477920), (203, 428480), (206, 422240), (208, 418180), (224, 388310), (232, 374920), (260, 334544), (280, 310648), (290, 299936), (320, 271817), (364, 238960), (377, 230720), (406, 214240), (412, 211120), (416, 209090), (448, 194155), (455, 191168), (464, 187460), (515, 168896), (520, 167272), (560, 155324), (580, 149968), (721, 120640), (728, 119480), (754, 115360), (812, 107120), (824, 105560), (832, 104545), (910, 95584), (928, 93730), (1015, 85696), (1030, 84448), (1040, 83636), (1120, 77662), (1160, 74984), (1339, 64960), (1442, 60320), (1456, 59740), (1508, 57680), (1624, 53560), (1648, 52780), (1820, 47792), (1856, 46865), (1885, 46144), (2030, 42848), (2060, 42224), (2080, 41818), (2240, 38831), (2320, 37492), (2639, 32960), (2678, 32480), (2884, 30160), (2912, 29870), (2987, 29120), (3016, 28840), (3248, 26780), (3296, 26390), (3605, 24128), (3640, 23896), (3770, 23072), (4060, 21424), (4120, 21112), (4160, 20909), (4640, 18746), (5278, 16480), (5356, 16240), (5768, 15080), (5824, 14935), (5974, 14560), (6032, 14420), (6496, 13390), (6592, 13195), (6695, 12992), (7210, 12064), (7280, 11948), (7540, 11536), (8120, 10712), (8240, 10556), (9280, 9373)]