1878095128

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:239

約数の個数: 256

約数和(自身を含む): 4959360000

約数和(自身を除く): 3081264872

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 19, 26, 28, 34, 38, 49, 52, 56, 68, 76, 91, 98, 104, 119, 133, 136, 152, 163, 182, 196, 221, 238, 247, 266, 323, 326, 343, 364, 392, 442, 476, 494, 532, 637, 646, 652, 686, 728, 833, 884, 931, 952, 988, 1064, 1141, 1274, 1292, 1304, 1372, 1547, 1666, 1729, 1768, 1862, 1976, 2119, 2261, 2282, 2548, 2584, 2744, 2771, 3094, 3097, 3332, 3458, 3724, 4199, 4238, 4459, 4522, 4564, 5096, 5542, 5831, 6188, 6194, 6517, 6664, 6916, 7448, 7987, 8398, 8476, 8918, 9044, 9128, 10829, 11084, 11662, 12103, 12376, 12388, 13034, 13832, 14833, 15827, 15974, 16796, 16952, 17836, 18088, 19397, 21658, 21679, 22168, 23324, 24206, 24776, 26068, 29393, 29666, 31654, 31948, 33592, 35672, 36023, 38794, 40261, 43316, 43358, 46648, 48412, 52136, 52649, 55909, 58786, 59332, 63308, 63896, 72046, 75803, 77588, 80522, 84721, 86632, 86716, 96824, 103831, 105298, 110789, 111818, 117572, 118664, 126616, 135779, 144092, 151606, 151753, 155176, 161044, 169442, 173432, 205751, 207662, 210596, 221578, 223636, 235144, 252161, 271558, 281827, 288184, 303212, 303506, 322088, 338884, 368543, 411502, 415324, 421192, 443156, 447272, 504322, 543116, 563654, 606424, 607012, 677768, 684437, 726817, 737086, 823004, 830648, 886312, 950453, 1008644, 1062271, 1086232, 1127308, 1214024, 1368874, 1440257, 1453634, 1474172, 1646008, 1765127, 1900906, 1972789, 2017288, 2124542, 2254616, 2579801, 2737748, 2880514, 2907268, 2948344, 3530254, 3801812, 3945578, 4249084, 4791059, 5159602, 5475496, 5761028, 5814536, 7060508, 7603624, 7891156, 8498168, 9582118, 10319204, 11522056, 12355889, 13809523, 14121016, 15782312, 18058607, 19164236, 20638408, 24711778, 27619046, 33537413, 36117214, 38328472, 49423556, 55238092, 67074826, 72234428, 98847112, 110476184, 134149652, 144468856, 234761891, 268299304, 469523782, 939047564, 1878095128]

約数ペア:

[(1, 1878095128), (2, 939047564), (4, 469523782), (7, 268299304), (8, 234761891), (13, 144468856), (14, 134149652), (17, 110476184), (19, 98847112), (26, 72234428), (28, 67074826), (34, 55238092), (38, 49423556), (49, 38328472), (52, 36117214), (56, 33537413), (68, 27619046), (76, 24711778), (91, 20638408), (98, 19164236), (104, 18058607), (119, 15782312), (133, 14121016), (136, 13809523), (152, 12355889), (163, 11522056), (182, 10319204), (196, 9582118), (221, 8498168), (238, 7891156), (247, 7603624), (266, 7060508), (323, 5814536), (326, 5761028), (343, 5475496), (364, 5159602), (392, 4791059), (442, 4249084), (476, 3945578), (494, 3801812), (532, 3530254), (637, 2948344), (646, 2907268), (652, 2880514), (686, 2737748), (728, 2579801), (833, 2254616), (884, 2124542), (931, 2017288), (952, 1972789), (988, 1900906), (1064, 1765127), (1141, 1646008), (1274, 1474172), (1292, 1453634), (1304, 1440257), (1372, 1368874), (1547, 1214024), (1666, 1127308), (1729, 1086232), (1768, 1062271), (1862, 1008644), (1976, 950453), (2119, 886312), (2261, 830648), (2282, 823004), (2548, 737086), (2584, 726817), (2744, 684437), (2771, 677768), (3094, 607012), (3097, 606424), (3332, 563654), (3458, 543116), (3724, 504322), (4199, 447272), (4238, 443156), (4459, 421192), (4522, 415324), (4564, 411502), (5096, 368543), (5542, 338884), (5831, 322088), (6188, 303506), (6194, 303212), (6517, 288184), (6664, 281827), (6916, 271558), (7448, 252161), (7987, 235144), (8398, 223636), (8476, 221578), (8918, 210596), (9044, 207662), (9128, 205751), (10829, 173432), (11084, 169442), (11662, 161044), (12103, 155176), (12376, 151753), (12388, 151606), (13034, 144092), (13832, 135779), (14833, 126616), (15827, 118664), (15974, 117572), (16796, 111818), (16952, 110789), (17836, 105298), (18088, 103831), (19397, 96824), (21658, 86716), (21679, 86632), (22168, 84721), (23324, 80522), (24206, 77588), (24776, 75803), (26068, 72046), (29393, 63896), (29666, 63308), (31654, 59332), (31948, 58786), (33592, 55909), (35672, 52649), (36023, 52136), (38794, 48412), (40261, 46648), (43316, 43358)]