20158176768

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1089

約数の個数: 320

約数和(自身を含む): 61376071680

約数和(自身を除く): 41217894912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 41, 48, 51, 57, 64, 68, 76, 82, 96, 102, 114, 123, 128, 136, 152, 164, 192, 204, 228, 246, 256, 272, 304, 323, 328, 384, 408, 456, 492, 512, 544, 608, 646, 656, 697, 768, 779, 816, 912, 969, 984, 991, 1088, 1216, 1292, 1312, 1394, 1536, 1558, 1632, 1824, 1938, 1968, 1982, 2091, 2176, 2337, 2432, 2584, 2624, 2788, 2973, 3116, 3264, 3648, 3876, 3936, 3964, 4182, 4352, 4674, 4864, 5168, 5248, 5576, 5946, 6232, 6528, 7296, 7752, 7872, 7928, 8364, 8704, 9348, 9728, 10336, 10496, 11152, 11892, 12464, 13056, 13243, 14592, 15504, 15744, 15856, 16728, 16847, 18696, 18829, 20672, 20992, 22304, 23784, 24928, 26112, 26486, 29184, 31008, 31488, 31712, 33456, 33694, 37392, 37658, 39729, 40631, 41344, 44608, 47568, 49856, 50541, 52972, 56487, 62016, 62976, 63424, 66912, 67388, 74784, 75316, 79458, 81262, 82688, 89216, 95136, 99712, 101082, 105944, 112974, 121893, 124032, 126848, 133824, 134776, 149568, 150632, 158916, 162524, 165376, 178432, 190272, 199424, 202164, 211888, 225948, 243786, 248064, 253696, 267648, 269552, 299136, 301264, 317832, 320093, 325048, 356864, 380544, 398848, 404328, 423776, 451896, 487572, 496128, 507392, 535296, 539104, 598272, 602528, 635664, 640186, 650096, 690727, 761088, 771989, 808656, 847552, 903792, 960279, 975144, 1070592, 1078208, 1196544, 1205056, 1271328, 1280372, 1300192, 1381454, 1522176, 1543978, 1617312, 1695104, 1807584, 1920558, 1950288, 2072181, 2156416, 2315967, 2410112, 2542656, 2560744, 2600384, 2762908, 3087956, 3234624, 3390208, 3615168, 3841116, 3900576, 4144362, 4312832, 4631934, 4820224, 5085312, 5121488, 5200768, 5525816, 6175912, 6469248, 6780416, 7230336, 7682232, 7801152, 8288724, 8625664, 9263868, 9640448, 10170624, 10242976, 10401536, 11051632, 12351824, 12938496, 13123813, 14460672, 15364464, 15602304, 16577448, 18527736, 20341248, 20485952, 20803072, 22103264, 24703648, 25876992, 26247626, 28921344, 30728928, 31204608, 33154896, 37055472, 39371439, 40971904, 44206528, 49407296, 52495252, 61457856, 62409216, 66309792, 74110944, 78742878, 81943808, 88413056, 98814592, 104990504, 122915712, 132619584, 148221888, 157485756, 163887616, 176826112, 197629184, 209981008, 245831424, 265239168, 296443776, 314971512, 353652224, 395258368, 419962016, 491662848, 530478336, 592887552, 629943024, 839924032, 1060956672, 1185775104, 1259886048, 1679848064, 2519772096, 3359696128, 5039544192, 6719392256, 10079088384, 20158176768]

約数ペア:

[(1, 20158176768), (2, 10079088384), (3, 6719392256), (4, 5039544192), (6, 3359696128), (8, 2519772096), (12, 1679848064), (16, 1259886048), (17, 1185775104), (19, 1060956672), (24, 839924032), (32, 629943024), (34, 592887552), (38, 530478336), (41, 491662848), (48, 419962016), (51, 395258368), (57, 353652224), (64, 314971512), (68, 296443776), (76, 265239168), (82, 245831424), (96, 209981008), (102, 197629184), (114, 176826112), (123, 163887616), (128, 157485756), (136, 148221888), (152, 132619584), (164, 122915712), (192, 104990504), (204, 98814592), (228, 88413056), (246, 81943808), (256, 78742878), (272, 74110944), (304, 66309792), (323, 62409216), (328, 61457856), (384, 52495252), (408, 49407296), (456, 44206528), (492, 40971904), (512, 39371439), (544, 37055472), (608, 33154896), (646, 31204608), (656, 30728928), (697, 28921344), (768, 26247626), (779, 25876992), (816, 24703648), (912, 22103264), (969, 20803072), (984, 20485952), (991, 20341248), (1088, 18527736), (1216, 16577448), (1292, 15602304), (1312, 15364464), (1394, 14460672), (1536, 13123813), (1558, 12938496), (1632, 12351824), (1824, 11051632), (1938, 10401536), (1968, 10242976), (1982, 10170624), (2091, 9640448), (2176, 9263868), (2337, 8625664), (2432, 8288724), (2584, 7801152), (2624, 7682232), (2788, 7230336), (2973, 6780416), (3116, 6469248), (3264, 6175912), (3648, 5525816), (3876, 5200768), (3936, 5121488), (3964, 5085312), (4182, 4820224), (4352, 4631934), (4674, 4312832), (4864, 4144362), (5168, 3900576), (5248, 3841116), (5576, 3615168), (5946, 3390208), (6232, 3234624), (6528, 3087956), (7296, 2762908), (7752, 2600384), (7872, 2560744), (7928, 2542656), (8364, 2410112), (8704, 2315967), (9348, 2156416), (9728, 2072181), (10336, 1950288), (10496, 1920558), (11152, 1807584), (11892, 1695104), (12464, 1617312), (13056, 1543978), (13243, 1522176), (14592, 1381454), (15504, 1300192), (15744, 1280372), (15856, 1271328), (16728, 1205056), (16847, 1196544), (18696, 1078208), (18829, 1070592), (20672, 975144), (20992, 960279), (22304, 903792), (23784, 847552), (24928, 808656), (26112, 771989), (26486, 761088), (29184, 690727), (31008, 650096), (31488, 640186), (31712, 635664), (33456, 602528), (33694, 598272), (37392, 539104), (37658, 535296), (39729, 507392), (40631, 496128), (41344, 487572), (44608, 451896), (47568, 423776), (49856, 404328), (50541, 398848), (52972, 380544), (56487, 356864), (62016, 325048), (62976, 320093), (63424, 317832), (66912, 301264), (67388, 299136), (74784, 269552), (75316, 267648), (79458, 253696), (81262, 248064), (82688, 243786), (89216, 225948), (95136, 211888), (99712, 202164), (101082, 199424), (105944, 190272), (112974, 178432), (121893, 165376), (124032, 162524), (126848, 158916), (133824, 150632), (134776, 149568)]