261884857920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{81359}}^1$

素因数の和:81865

約数の個数: 224

約数和(自身を含む): 952263475200

約数和(自身を除く): 690378617280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 479, 480, 560, 672, 840, 958, 960, 1120, 1344, 1437, 1680, 1916, 2240, 2395, 2874, 3353, 3360, 3832, 4790, 5748, 6706, 6720, 7185, 7664, 9580, 10059, 11496, 13412, 14370, 15328, 16765, 19160, 20118, 22992, 26824, 28740, 30656, 33530, 38320, 40236, 45984, 50295, 53648, 57480, 67060, 76640, 80472, 81359, 91968, 100590, 107296, 114960, 134120, 153280, 160944, 162718, 201180, 214592, 229920, 244077, 268240, 321888, 325436, 402360, 406795, 459840, 488154, 536480, 569513, 643776, 650872, 804720, 813590, 976308, 1072960, 1139026, 1220385, 1301744, 1609440, 1627180, 1708539, 1952616, 2278052, 2440770, 2603488, 2847565, 3218880, 3254360, 3417078, 3905232, 4556104, 4881540, 5206976, 5695130, 6508720, 6834156, 7810464, 8542695, 9112208, 9763080, 11390260, 13017440, 13668312, 15620928, 17085390, 18224416, 19526160, 22780520, 26034880, 27336624, 34170780, 36448832, 38970961, 39052320, 45561040, 54673248, 68341560, 77941922, 78104640, 91122080, 109346496, 116912883, 136683120, 155883844, 182244160, 194854805, 233825766, 272796727, 273366240, 311767688, 389709610, 467651532, 545593454, 546732480, 584564415, 623535376, 779419220, 818390181, 935303064, 1091186908, 1169128830, 1247070752, 1363983635, 1558838440, 1636780362, 1870606128, 2182373816, 2338257660, 2494141504, 2727967270, 3117676880, 3273560724, 3741212256, 4091950905, 4364747632, 4676515320, 5455934540, 6235353760, 6547121448, 7482424512, 8183901810, 8729495264, 9353030640, 10911869080, 12470707520, 13094242896, 16367803620, 17458990528, 18706061280, 21823738160, 26188485792, 32735607240, 37412122560, 43647476320, 52376971584, 65471214480, 87294952640, 130942428960, 261884857920]

約数ペア:

[(1, 261884857920), (2, 130942428960), (3, 87294952640), (4, 65471214480), (5, 52376971584), (6, 43647476320), (7, 37412122560), (8, 32735607240), (10, 26188485792), (12, 21823738160), (14, 18706061280), (15, 17458990528), (16, 16367803620), (20, 13094242896), (21, 12470707520), (24, 10911869080), (28, 9353030640), (30, 8729495264), (32, 8183901810), (35, 7482424512), (40, 6547121448), (42, 6235353760), (48, 5455934540), (56, 4676515320), (60, 4364747632), (64, 4091950905), (70, 3741212256), (80, 3273560724), (84, 3117676880), (96, 2727967270), (105, 2494141504), (112, 2338257660), (120, 2182373816), (140, 1870606128), (160, 1636780362), (168, 1558838440), (192, 1363983635), (210, 1247070752), (224, 1169128830), (240, 1091186908), (280, 935303064), (320, 818390181), (336, 779419220), (420, 623535376), (448, 584564415), (479, 546732480), (480, 545593454), (560, 467651532), (672, 389709610), (840, 311767688), (958, 273366240), (960, 272796727), (1120, 233825766), (1344, 194854805), (1437, 182244160), (1680, 155883844), (1916, 136683120), (2240, 116912883), (2395, 109346496), (2874, 91122080), (3353, 78104640), (3360, 77941922), (3832, 68341560), (4790, 54673248), (5748, 45561040), (6706, 39052320), (6720, 38970961), (7185, 36448832), (7664, 34170780), (9580, 27336624), (10059, 26034880), (11496, 22780520), (13412, 19526160), (14370, 18224416), (15328, 17085390), (16765, 15620928), (19160, 13668312), (20118, 13017440), (22992, 11390260), (26824, 9763080), (28740, 9112208), (30656, 8542695), (33530, 7810464), (38320, 6834156), (40236, 6508720), (45984, 5695130), (50295, 5206976), (53648, 4881540), (57480, 4556104), (67060, 3905232), (76640, 3417078), (80472, 3254360), (81359, 3218880), (91968, 2847565), (100590, 2603488), (107296, 2440770), (114960, 2278052), (134120, 1952616), (153280, 1708539), (160944, 1627180), (162718, 1609440), (201180, 1301744), (214592, 1220385), (229920, 1139026), (244077, 1072960), (268240, 976308), (321888, 813590), (325436, 804720), (402360, 650872), (406795, 643776), (459840, 569513), (488154, 536480)]