20879874288

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6451}}^1$

素因数の和:6517

約数の個数: 360

約数和(自身を含む): 76132567680

約数和(自身を除く): 55252693392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 28, 36, 38, 39, 42, 48, 52, 56, 57, 63, 72, 76, 78, 84, 91, 104, 112, 114, 117, 126, 133, 144, 152, 156, 168, 169, 171, 182, 208, 228, 234, 247, 252, 266, 273, 304, 312, 336, 338, 342, 364, 399, 456, 468, 494, 504, 507, 532, 546, 624, 676, 684, 728, 741, 798, 819, 912, 936, 988, 1008, 1014, 1064, 1092, 1183, 1197, 1352, 1368, 1456, 1482, 1521, 1596, 1638, 1729, 1872, 1976, 2028, 2128, 2184, 2223, 2366, 2394, 2704, 2736, 2964, 3042, 3192, 3211, 3276, 3458, 3549, 3952, 4056, 4368, 4446, 4732, 4788, 5187, 5928, 6084, 6384, 6422, 6451, 6552, 6916, 7098, 8112, 8892, 9464, 9576, 9633, 10374, 10647, 11856, 12168, 12844, 12902, 13104, 13832, 14196, 15561, 17784, 18928, 19152, 19266, 19353, 20748, 21294, 22477, 24336, 25688, 25804, 27664, 28392, 28899, 31122, 35568, 38532, 38706, 41496, 42588, 44954, 45157, 51376, 51608, 56784, 57798, 58059, 62244, 67431, 77064, 77412, 82992, 83863, 85176, 89908, 90314, 103216, 115596, 116118, 122569, 124488, 134862, 135471, 154128, 154824, 167726, 170352, 179816, 180628, 202293, 231192, 232236, 245138, 248976, 251589, 269724, 270942, 309648, 335452, 359632, 361256, 367707, 404586, 406413, 462384, 464472, 490276, 503178, 539448, 541884, 587041, 670904, 722512, 735414, 754767, 809172, 812826, 857983, 928944, 980552, 1006356, 1078896, 1083768, 1090219, 1103121, 1174082, 1341808, 1470828, 1509534, 1593397, 1618344, 1625652, 1715966, 1761123, 1961104, 2012712, 2167536, 2180438, 2206242, 2348164, 2573949, 2941656, 3019068, 3186794, 3236688, 3251304, 3270657, 3431932, 3522246, 4025424, 4360876, 4412484, 4696328, 4780191, 5147898, 5283369, 5883312, 6038136, 6373588, 6502608, 6541314, 6863864, 7044492, 7631533, 7721847, 8721752, 8824968, 9392656, 9560382, 9811971, 10295796, 10566738, 11153779, 12076272, 12747176, 13082628, 13727728, 14088984, 14340573, 15263066, 15443694, 17443504, 17649936, 19120764, 19623942, 20591592, 20714161, 21133476, 22307558, 22894599, 25494352, 26165256, 28177968, 28681146, 30526132, 30887388, 33461337, 38241528, 39247884, 41183184, 41428322, 42266952, 44615116, 45789198, 52330512, 57362292, 61052264, 61774776, 62142483, 66922674, 68683797, 76483056, 78495768, 82856644, 84533904, 89230232, 91578396, 100384011, 114724584, 122104528, 123549552, 124284966, 133845348, 137367594, 144999127, 156991536, 165713288, 178460464, 183156792, 186427449, 200768022, 229449168, 248569932, 267690696, 274735188, 289998254, 331426576, 366313584, 372854898, 401536044, 434997381, 497139864, 535381392, 549470376, 579996508, 745709796, 803072088, 869994762, 994279728, 1098940752, 1159993016, 1304992143, 1491419592, 1606144176, 1739989524, 2319986032, 2609984286, 2982839184, 3479979048, 5219968572, 6959958096, 10439937144, 20879874288]

約数ペア:

[(1, 20879874288), (2, 10439937144), (3, 6959958096), (4, 5219968572), (6, 3479979048), (7, 2982839184), (8, 2609984286), (9, 2319986032), (12, 1739989524), (13, 1606144176), (14, 1491419592), (16, 1304992143), (18, 1159993016), (19, 1098940752), (21, 994279728), (24, 869994762), (26, 803072088), (28, 745709796), (36, 579996508), (38, 549470376), (39, 535381392), (42, 497139864), (48, 434997381), (52, 401536044), (56, 372854898), (57, 366313584), (63, 331426576), (72, 289998254), (76, 274735188), (78, 267690696), (84, 248569932), (91, 229449168), (104, 200768022), (112, 186427449), (114, 183156792), (117, 178460464), (126, 165713288), (133, 156991536), (144, 144999127), (152, 137367594), (156, 133845348), (168, 124284966), (169, 123549552), (171, 122104528), (182, 114724584), (208, 100384011), (228, 91578396), (234, 89230232), (247, 84533904), (252, 82856644), (266, 78495768), (273, 76483056), (304, 68683797), (312, 66922674), (336, 62142483), (338, 61774776), (342, 61052264), (364, 57362292), (399, 52330512), (456, 45789198), (468, 44615116), (494, 42266952), (504, 41428322), (507, 41183184), (532, 39247884), (546, 38241528), (624, 33461337), (676, 30887388), (684, 30526132), (728, 28681146), (741, 28177968), (798, 26165256), (819, 25494352), (912, 22894599), (936, 22307558), (988, 21133476), (1008, 20714161), (1014, 20591592), (1064, 19623942), (1092, 19120764), (1183, 17649936), (1197, 17443504), (1352, 15443694), (1368, 15263066), (1456, 14340573), (1482, 14088984), (1521, 13727728), (1596, 13082628), (1638, 12747176), (1729, 12076272), (1872, 11153779), (1976, 10566738), (2028, 10295796), (2128, 9811971), (2184, 9560382), (2223, 9392656), (2366, 8824968), (2394, 8721752), (2704, 7721847), (2736, 7631533), (2964, 7044492), (3042, 6863864), (3192, 6541314), (3211, 6502608), (3276, 6373588), (3458, 6038136), (3549, 5883312), (3952, 5283369), (4056, 5147898), (4368, 4780191), (4446, 4696328), (4732, 4412484), (4788, 4360876), (5187, 4025424), (5928, 3522246), (6084, 3431932), (6384, 3270657), (6422, 3251304), (6451, 3236688), (6552, 3186794), (6916, 3019068), (7098, 2941656), (8112, 2573949), (8892, 2348164), (9464, 2206242), (9576, 2180438), (9633, 2167536), (10374, 2012712), (10647, 1961104), (11856, 1761123), (12168, 1715966), (12844, 1625652), (12902, 1618344), (13104, 1593397), (13832, 1509534), (14196, 1470828), (15561, 1341808), (17784, 1174082), (18928, 1103121), (19152, 1090219), (19266, 1083768), (19353, 1078896), (20748, 1006356), (21294, 980552), (22477, 928944), (24336, 857983), (25688, 812826), (25804, 809172), (27664, 754767), (28392, 735414), (28899, 722512), (31122, 670904), (35568, 587041), (38532, 541884), (38706, 539448), (41496, 503178), (42588, 490276), (44954, 464472), (45157, 462384), (51376, 406413), (51608, 404586), (56784, 367707), (57798, 361256), (58059, 359632), (62244, 335452), (67431, 309648), (77064, 270942), (77412, 269724), (82992, 251589), (83863, 248976), (85176, 245138), (89908, 232236), (90314, 231192), (103216, 202293), (115596, 180628), (116118, 179816), (122569, 170352), (124488, 167726), (134862, 154824), (135471, 154128)]