81464155920

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{598649}}^1$

素因数の和:598684

約数の個数: 240

約数和(自身を含む): 324247996800

約数和(自身を除く): 242783840880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3780, 3888, 4536, 4860, 5040, 5670, 6480, 6804, 7560, 8505, 9072, 9720, 11340, 13608, 15120, 17010, 19440, 22680, 27216, 34020, 45360, 68040, 136080, 598649, 1197298, 1795947, 2394596, 2993245, 3591894, 4190543, 4789192, 5387841, 5986490, 7183788, 8381086, 8979735, 9578384, 10775682, 11972980, 12571629, 14367576, 16163523, 16762172, 17959470, 20952715, 21551364, 23945960, 25143258, 26939205, 28735152, 32327046, 33524344, 35918940, 37714887, 41905430, 43102728, 47891920, 48490569, 50286516, 53878410, 62858145, 64654092, 67048688, 71837880, 75429774, 80817615, 83810860, 86205456, 96981138, 100573032, 107756820, 113144661, 125716290, 129308184, 143675760, 145471707, 150859548, 161635230, 167621720, 188574435, 193962276, 201146064, 215513640, 226289322, 242452845, 251432580, 258616368, 290943414, 301719096, 323270460, 335243440, 339433983, 377148870, 387924552, 431027280, 452578644, 484905690, 502865160, 565723305, 581886828, 603438192, 646540920, 678867966, 727358535, 754297740, 775849104, 905157288, 969811380, 1005730320, 1018301949, 1131446610, 1163773656, 1293081840, 1357735932, 1454717070, 1508595480, 1697169915, 1810314576, 1939622760, 2036603898, 2262893220, 2327547312, 2715471864, 2909434140, 3017190960, 3394339830, 3879245520, 4073207796, 4525786440, 5091509745, 5430943728, 5818868280, 6788679660, 8146415592, 9051572880, 10183019490, 11637736560, 13577359320, 16292831184, 20366038980, 27154718640, 40732077960, 81464155920]

約数ペア:

[(1, 81464155920), (2, 40732077960), (3, 27154718640), (4, 20366038980), (5, 16292831184), (6, 13577359320), (7, 11637736560), (8, 10183019490), (9, 9051572880), (10, 8146415592), (12, 6788679660), (14, 5818868280), (15, 5430943728), (16, 5091509745), (18, 4525786440), (20, 4073207796), (21, 3879245520), (24, 3394339830), (27, 3017190960), (28, 2909434140), (30, 2715471864), (35, 2327547312), (36, 2262893220), (40, 2036603898), (42, 1939622760), (45, 1810314576), (48, 1697169915), (54, 1508595480), (56, 1454717070), (60, 1357735932), (63, 1293081840), (70, 1163773656), (72, 1131446610), (80, 1018301949), (81, 1005730320), (84, 969811380), (90, 905157288), (105, 775849104), (108, 754297740), (112, 727358535), (120, 678867966), (126, 646540920), (135, 603438192), (140, 581886828), (144, 565723305), (162, 502865160), (168, 484905690), (180, 452578644), (189, 431027280), (210, 387924552), (216, 377148870), (240, 339433983), (243, 335243440), (252, 323270460), (270, 301719096), (280, 290943414), (315, 258616368), (324, 251432580), (336, 242452845), (360, 226289322), (378, 215513640), (405, 201146064), (420, 193962276), (432, 188574435), (486, 167621720), (504, 161635230), (540, 150859548), (560, 145471707), (567, 143675760), (630, 129308184), (648, 125716290), (720, 113144661), (756, 107756820), (810, 100573032), (840, 96981138), (945, 86205456), (972, 83810860), (1008, 80817615), (1080, 75429774), (1134, 71837880), (1215, 67048688), (1260, 64654092), (1296, 62858145), (1512, 53878410), (1620, 50286516), (1680, 48490569), (1701, 47891920), (1890, 43102728), (1944, 41905430), (2160, 37714887), (2268, 35918940), (2430, 33524344), (2520, 32327046), (2835, 28735152), (3024, 26939205), (3240, 25143258), (3402, 23945960), (3780, 21551364), (3888, 20952715), (4536, 17959470), (4860, 16762172), (5040, 16163523), (5670, 14367576), (6480, 12571629), (6804, 11972980), (7560, 10775682), (8505, 9578384), (9072, 8979735), (9720, 8381086), (11340, 7183788), (13608, 5986490), (15120, 5387841), (17010, 4789192), (19440, 4190543), (22680, 3591894), (27216, 2993245), (34020, 2394596), (45360, 1795947), (68040, 1197298), (136080, 598649)]