81018654080

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{15287}}^1$

素因数の和:15346

約数の個数: 288

約数和(自身を含む): 243987765840

約数和(自身を除く): 162969111760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 169, 182, 196, 208, 224, 245, 260, 280, 320, 338, 364, 392, 416, 448, 455, 490, 520, 560, 637, 640, 676, 728, 784, 832, 845, 896, 910, 980, 1040, 1120, 1183, 1274, 1352, 1456, 1568, 1664, 1690, 1820, 1960, 2080, 2240, 2366, 2548, 2704, 2912, 3136, 3185, 3380, 3640, 3920, 4160, 4480, 4732, 5096, 5408, 5824, 5915, 6272, 6370, 6760, 7280, 7840, 8281, 8320, 9464, 10192, 10816, 11648, 11830, 12740, 13520, 14560, 15287, 15680, 16562, 18928, 20384, 21632, 23660, 25480, 27040, 29120, 30574, 31360, 33124, 37856, 40768, 41405, 47320, 50960, 54080, 58240, 61148, 66248, 75712, 76435, 81536, 82810, 94640, 101920, 107009, 108160, 122296, 132496, 151424, 152870, 165620, 189280, 198731, 203840, 214018, 244592, 264992, 305740, 331240, 378560, 397462, 407680, 428036, 489184, 529984, 535045, 611480, 662480, 749063, 757120, 794924, 856072, 978368, 993655, 1059968, 1070090, 1222960, 1324960, 1391117, 1498126, 1589848, 1712144, 1956736, 1987310, 2140180, 2445920, 2583503, 2649920, 2782234, 2996252, 3179696, 3424288, 3745315, 3974620, 4280360, 4891840, 5167006, 5299840, 5564468, 5992504, 6359392, 6848576, 6955585, 7490630, 7949240, 8560720, 9737819, 9783680, 10334012, 11128936, 11985008, 12718784, 12917515, 13697152, 13911170, 14981260, 15898480, 17121440, 18084521, 19475638, 20668024, 22257872, 23970016, 25437568, 25835030, 27822340, 29962520, 31796960, 34242880, 36169042, 38951276, 41336048, 44515744, 47940032, 48689095, 51670060, 55644680, 59925040, 63593920, 68485760, 72338084, 77902552, 82672096, 89031488, 90422605, 95880064, 97378190, 103340120, 111289360, 119850080, 126591647, 127187840, 144676168, 155805104, 165344192, 178062976, 180845210, 194756380, 206680240, 222578720, 239700160, 253183294, 289352336, 311610208, 330688384, 361690420, 389512760, 413360480, 445157440, 479400320, 506366588, 578704672, 623220416, 632958235, 723380840, 779025520, 826720960, 890314880, 1012733176, 1157409344, 1246440832, 1265916470, 1446761680, 1558051040, 1653441920, 2025466352, 2314818688, 2531832940, 2893523360, 3116102080, 4050932704, 5063665880, 5787046720, 6232204160, 8101865408, 10127331760, 11574093440, 16203730816, 20254663520, 40509327040, 81018654080]

約数ペア:

[(1, 81018654080), (2, 40509327040), (4, 20254663520), (5, 16203730816), (7, 11574093440), (8, 10127331760), (10, 8101865408), (13, 6232204160), (14, 5787046720), (16, 5063665880), (20, 4050932704), (26, 3116102080), (28, 2893523360), (32, 2531832940), (35, 2314818688), (40, 2025466352), (49, 1653441920), (52, 1558051040), (56, 1446761680), (64, 1265916470), (65, 1246440832), (70, 1157409344), (80, 1012733176), (91, 890314880), (98, 826720960), (104, 779025520), (112, 723380840), (128, 632958235), (130, 623220416), (140, 578704672), (160, 506366588), (169, 479400320), (182, 445157440), (196, 413360480), (208, 389512760), (224, 361690420), (245, 330688384), (260, 311610208), (280, 289352336), (320, 253183294), (338, 239700160), (364, 222578720), (392, 206680240), (416, 194756380), (448, 180845210), (455, 178062976), (490, 165344192), (520, 155805104), (560, 144676168), (637, 127187840), (640, 126591647), (676, 119850080), (728, 111289360), (784, 103340120), (832, 97378190), (845, 95880064), (896, 90422605), (910, 89031488), (980, 82672096), (1040, 77902552), (1120, 72338084), (1183, 68485760), (1274, 63593920), (1352, 59925040), (1456, 55644680), (1568, 51670060), (1664, 48689095), (1690, 47940032), (1820, 44515744), (1960, 41336048), (2080, 38951276), (2240, 36169042), (2366, 34242880), (2548, 31796960), (2704, 29962520), (2912, 27822340), (3136, 25835030), (3185, 25437568), (3380, 23970016), (3640, 22257872), (3920, 20668024), (4160, 19475638), (4480, 18084521), (4732, 17121440), (5096, 15898480), (5408, 14981260), (5824, 13911170), (5915, 13697152), (6272, 12917515), (6370, 12718784), (6760, 11985008), (7280, 11128936), (7840, 10334012), (8281, 9783680), (8320, 9737819), (9464, 8560720), (10192, 7949240), (10816, 7490630), (11648, 6955585), (11830, 6848576), (12740, 6359392), (13520, 5992504), (14560, 5564468), (15287, 5299840), (15680, 5167006), (16562, 4891840), (18928, 4280360), (20384, 3974620), (21632, 3745315), (23660, 3424288), (25480, 3179696), (27040, 2996252), (29120, 2782234), (30574, 2649920), (31360, 2583503), (33124, 2445920), (37856, 2140180), (40768, 1987310), (41405, 1956736), (47320, 1712144), (50960, 1589848), (54080, 1498126), (58240, 1391117), (61148, 1324960), (66248, 1222960), (75712, 1070090), (76435, 1059968), (81536, 993655), (82810, 978368), (94640, 856072), (101920, 794924), (107009, 757120), (108160, 749063), (122296, 662480), (132496, 611480), (151424, 535045), (152870, 529984), (165620, 489184), (189280, 428036), (198731, 407680), (203840, 397462), (214018, 378560), (244592, 331240), (264992, 305740)]