16405557120

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1298

約数の個数: 384

約数和(自身を含む): 59269017600

約数和(自身を除く): 42863460480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 79, 80, 90, 93, 96, 120, 124, 128, 144, 155, 158, 160, 180, 186, 192, 237, 240, 248, 279, 288, 310, 316, 320, 360, 372, 384, 395, 465, 474, 480, 496, 558, 576, 620, 632, 640, 711, 720, 744, 790, 930, 948, 960, 992, 1116, 1152, 1163, 1185, 1240, 1264, 1395, 1422, 1440, 1488, 1580, 1860, 1896, 1920, 1984, 2232, 2326, 2370, 2449, 2480, 2528, 2790, 2844, 2880, 2976, 3160, 3489, 3555, 3720, 3792, 3968, 4464, 4652, 4740, 4898, 4960, 5056, 5580, 5688, 5760, 5815, 5952, 6320, 6978, 7110, 7347, 7440, 7584, 8928, 9304, 9480, 9796, 9920, 10112, 10467, 11160, 11376, 11630, 11904, 12245, 12640, 13956, 14220, 14694, 14880, 15168, 17445, 17856, 18608, 18960, 19592, 19840, 20934, 22041, 22320, 22752, 23260, 24490, 25280, 27912, 28440, 29388, 29760, 30336, 34890, 35712, 36053, 36735, 37216, 37920, 39184, 41868, 44082, 44640, 45504, 46520, 48980, 50560, 52335, 55824, 56880, 58776, 59520, 69780, 72106, 73470, 74432, 75840, 78368, 83736, 88164, 89280, 91008, 91877, 93040, 97960, 104670, 108159, 110205, 111648, 113760, 117552, 139560, 144212, 146940, 148864, 151680, 156736, 167472, 176328, 178560, 180265, 183754, 186080, 195920, 209340, 216318, 220410, 223296, 227520, 235104, 275631, 279120, 288424, 293880, 313472, 324477, 334944, 352656, 360530, 367508, 372160, 391840, 418680, 432636, 440820, 446592, 455040, 459385, 470208, 540795, 551262, 558240, 576848, 587760, 648954, 669888, 705312, 721060, 735016, 744320, 783680, 826893, 837360, 865272, 881640, 918770, 940416, 1081590, 1102524, 1116480, 1153696, 1175520, 1297908, 1339776, 1378155, 1410624, 1442120, 1470032, 1567360, 1622385, 1653786, 1674720, 1730544, 1763280, 1837540, 2163180, 2205048, 2232960, 2307392, 2351040, 2595816, 2756310, 2821248, 2848187, 2884240, 2940064, 3244770, 3307572, 3349440, 3461088, 3526560, 3675080, 4134465, 4326360, 4410096, 4614784, 4702080, 5191632, 5512620, 5696374, 5768480, 5880128, 6489540, 6615144, 6698880, 6922176, 7053120, 7350160, 8268930, 8544561, 8652720, 8820192, 10383264, 11025240, 11392748, 11536960, 11760256, 12979080, 13230288, 13844352, 14106240, 14240935, 14700320, 16537860, 17089122, 17305440, 17640384, 20766528, 22050480, 22785496, 23073920, 25633683, 25958160, 26460576, 28481870, 29400640, 33075720, 34178244, 34610880, 35280768, 41533056, 42722805, 44100960, 45570992, 51267366, 51916320, 52921152, 56963740, 58801280, 66151440, 68356488, 69221760, 85445610, 88201920, 91141984, 102534732, 103832640, 105842304, 113927480, 128168415, 132302880, 136712976, 170891220, 176403840, 182283968, 205069464, 207665280, 227854960, 256336830, 264605760, 273425952, 341782440, 364567936, 410138928, 455709920, 512673660, 529211520, 546851904, 683564880, 820277856, 911419840, 1025347320, 1093703808, 1367129760, 1640555712, 1822839680, 2050694640, 2734259520, 3281111424, 4101389280, 5468519040, 8202778560, 16405557120]

約数ペア:

[(1, 16405557120), (2, 8202778560), (3, 5468519040), (4, 4101389280), (5, 3281111424), (6, 2734259520), (8, 2050694640), (9, 1822839680), (10, 1640555712), (12, 1367129760), (15, 1093703808), (16, 1025347320), (18, 911419840), (20, 820277856), (24, 683564880), (30, 546851904), (31, 529211520), (32, 512673660), (36, 455709920), (40, 410138928), (45, 364567936), (48, 341782440), (60, 273425952), (62, 264605760), (64, 256336830), (72, 227854960), (79, 207665280), (80, 205069464), (90, 182283968), (93, 176403840), (96, 170891220), (120, 136712976), (124, 132302880), (128, 128168415), (144, 113927480), (155, 105842304), (158, 103832640), (160, 102534732), (180, 91141984), (186, 88201920), (192, 85445610), (237, 69221760), (240, 68356488), (248, 66151440), (279, 58801280), (288, 56963740), (310, 52921152), (316, 51916320), (320, 51267366), (360, 45570992), (372, 44100960), (384, 42722805), (395, 41533056), (465, 35280768), (474, 34610880), (480, 34178244), (496, 33075720), (558, 29400640), (576, 28481870), (620, 26460576), (632, 25958160), (640, 25633683), (711, 23073920), (720, 22785496), (744, 22050480), (790, 20766528), (930, 17640384), (948, 17305440), (960, 17089122), (992, 16537860), (1116, 14700320), (1152, 14240935), (1163, 14106240), (1185, 13844352), (1240, 13230288), (1264, 12979080), (1395, 11760256), (1422, 11536960), (1440, 11392748), (1488, 11025240), (1580, 10383264), (1860, 8820192), (1896, 8652720), (1920, 8544561), (1984, 8268930), (2232, 7350160), (2326, 7053120), (2370, 6922176), (2449, 6698880), (2480, 6615144), (2528, 6489540), (2790, 5880128), (2844, 5768480), (2880, 5696374), (2976, 5512620), (3160, 5191632), (3489, 4702080), (3555, 4614784), (3720, 4410096), (3792, 4326360), (3968, 4134465), (4464, 3675080), (4652, 3526560), (4740, 3461088), (4898, 3349440), (4960, 3307572), (5056, 3244770), (5580, 2940064), (5688, 2884240), (5760, 2848187), (5815, 2821248), (5952, 2756310), (6320, 2595816), (6978, 2351040), (7110, 2307392), (7347, 2232960), (7440, 2205048), (7584, 2163180), (8928, 1837540), (9304, 1763280), (9480, 1730544), (9796, 1674720), (9920, 1653786), (10112, 1622385), (10467, 1567360), (11160, 1470032), (11376, 1442120), (11630, 1410624), (11904, 1378155), (12245, 1339776), (12640, 1297908), (13956, 1175520), (14220, 1153696), (14694, 1116480), (14880, 1102524), (15168, 1081590), (17445, 940416), (17856, 918770), (18608, 881640), (18960, 865272), (19592, 837360), (19840, 826893), (20934, 783680), (22041, 744320), (22320, 735016), (22752, 721060), (23260, 705312), (24490, 669888), (25280, 648954), (27912, 587760), (28440, 576848), (29388, 558240), (29760, 551262), (30336, 540795), (34890, 470208), (35712, 459385), (36053, 455040), (36735, 446592), (37216, 440820), (37920, 432636), (39184, 418680), (41868, 391840), (44082, 372160), (44640, 367508), (45504, 360530), (46520, 352656), (48980, 334944), (50560, 324477), (52335, 313472), (55824, 293880), (56880, 288424), (58776, 279120), (59520, 275631), (69780, 235104), (72106, 227520), (73470, 223296), (74432, 220410), (75840, 216318), (78368, 209340), (83736, 195920), (88164, 186080), (89280, 183754), (91008, 180265), (91877, 178560), (93040, 176328), (97960, 167472), (104670, 156736), (108159, 151680), (110205, 148864), (111648, 146940), (113760, 144212), (117552, 139560)]