23415517840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2122

約数の個数: 240

約数和(自身を含む): 65156901120

約数和(自身を除く): 41741383280

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 79, 80, 88, 104, 110, 130, 143, 158, 169, 176, 208, 220, 260, 286, 316, 338, 395, 440, 520, 572, 632, 676, 715, 790, 845, 869, 880, 1027, 1040, 1144, 1264, 1352, 1430, 1580, 1690, 1738, 1859, 1993, 2054, 2288, 2704, 2860, 3160, 3380, 3476, 3718, 3986, 4108, 4345, 5135, 5720, 6320, 6760, 6952, 7436, 7972, 8216, 8690, 9295, 9965, 10270, 11297, 11440, 13351, 13520, 13904, 14872, 15944, 16432, 17380, 18590, 19930, 20540, 21923, 22594, 25909, 26702, 29744, 31888, 34760, 37180, 39860, 41080, 43846, 45188, 51818, 53404, 56485, 66755, 69520, 74360, 79720, 82160, 87692, 90376, 103636, 106808, 109615, 112970, 129545, 133510, 146861, 148720, 157447, 159440, 175384, 180752, 207272, 213616, 219230, 225940, 259090, 267020, 284999, 293722, 314894, 336817, 350768, 414544, 438460, 451880, 518180, 534040, 569998, 587444, 629788, 673634, 734305, 787235, 876920, 903760, 1036360, 1068080, 1139996, 1174888, 1259576, 1347268, 1424995, 1468610, 1574470, 1684085, 1731917, 1753840, 2046811, 2072720, 2279992, 2349776, 2519152, 2694536, 2849990, 2937220, 3148940, 3368170, 3463834, 3704987, 4093622, 4559984, 5389072, 5699980, 5874440, 6297880, 6736340, 6927668, 7409974, 8187244, 8659585, 10234055, 11399960, 11748880, 12595760, 13472680, 13855336, 14819948, 16374488, 17319170, 18524935, 20468110, 22514921, 22799920, 26608543, 26945360, 27710672, 29639896, 32748976, 34638340, 37049870, 40936220, 45029842, 53217086, 59279792, 69276680, 74099740, 81872440, 90059684, 106434172, 112574605, 133042715, 138553360, 148199480, 163744880, 180119368, 212868344, 225149210, 266085430, 292693973, 296398960, 360238736, 425736688, 450298420, 532170860, 585387946, 900596840, 1064341720, 1170775892, 1463469865, 1801193680, 2128683440, 2341551784, 2926939730, 4683103568, 5853879460, 11707758920, 23415517840]

約数ペア:

[(1, 23415517840), (2, 11707758920), (4, 5853879460), (5, 4683103568), (8, 2926939730), (10, 2341551784), (11, 2128683440), (13, 1801193680), (16, 1463469865), (20, 1170775892), (22, 1064341720), (26, 900596840), (40, 585387946), (44, 532170860), (52, 450298420), (55, 425736688), (65, 360238736), (79, 296398960), (80, 292693973), (88, 266085430), (104, 225149210), (110, 212868344), (130, 180119368), (143, 163744880), (158, 148199480), (169, 138553360), (176, 133042715), (208, 112574605), (220, 106434172), (260, 90059684), (286, 81872440), (316, 74099740), (338, 69276680), (395, 59279792), (440, 53217086), (520, 45029842), (572, 40936220), (632, 37049870), (676, 34638340), (715, 32748976), (790, 29639896), (845, 27710672), (869, 26945360), (880, 26608543), (1027, 22799920), (1040, 22514921), (1144, 20468110), (1264, 18524935), (1352, 17319170), (1430, 16374488), (1580, 14819948), (1690, 13855336), (1738, 13472680), (1859, 12595760), (1993, 11748880), (2054, 11399960), (2288, 10234055), (2704, 8659585), (2860, 8187244), (3160, 7409974), (3380, 6927668), (3476, 6736340), (3718, 6297880), (3986, 5874440), (4108, 5699980), (4345, 5389072), (5135, 4559984), (5720, 4093622), (6320, 3704987), (6760, 3463834), (6952, 3368170), (7436, 3148940), (7972, 2937220), (8216, 2849990), (8690, 2694536), (9295, 2519152), (9965, 2349776), (10270, 2279992), (11297, 2072720), (11440, 2046811), (13351, 1753840), (13520, 1731917), (13904, 1684085), (14872, 1574470), (15944, 1468610), (16432, 1424995), (17380, 1347268), (18590, 1259576), (19930, 1174888), (20540, 1139996), (21923, 1068080), (22594, 1036360), (25909, 903760), (26702, 876920), (29744, 787235), (31888, 734305), (34760, 673634), (37180, 629788), (39860, 587444), (41080, 569998), (43846, 534040), (45188, 518180), (51818, 451880), (53404, 438460), (56485, 414544), (66755, 350768), (69520, 336817), (74360, 314894), (79720, 293722), (82160, 284999), (87692, 267020), (90376, 259090), (103636, 225940), (106808, 219230), (109615, 213616), (112970, 207272), (129545, 180752), (133510, 175384), (146861, 159440), (148720, 157447)]