26981640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 256

約数和(自身を含む): 106444800

約数和(自身を除く): 79463160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 54, 56, 60, 63, 70, 72, 83, 84, 86, 90, 105, 108, 120, 126, 129, 135, 140, 166, 168, 172, 180, 189, 210, 215, 216, 249, 252, 258, 270, 280, 301, 315, 332, 344, 360, 378, 387, 415, 420, 430, 498, 504, 516, 540, 581, 602, 630, 645, 664, 747, 756, 774, 830, 840, 860, 903, 945, 996, 1032, 1080, 1161, 1162, 1204, 1245, 1260, 1290, 1494, 1505, 1512, 1548, 1660, 1720, 1743, 1806, 1890, 1935, 1992, 2241, 2322, 2324, 2408, 2490, 2520, 2580, 2709, 2905, 2988, 3010, 3096, 3320, 3486, 3569, 3612, 3735, 3780, 3870, 4482, 4515, 4644, 4648, 4980, 5160, 5229, 5418, 5805, 5810, 5976, 6020, 6972, 7138, 7224, 7470, 7560, 7740, 8127, 8715, 8964, 9030, 9288, 9960, 10458, 10707, 10836, 11205, 11610, 11620, 12040, 13545, 13944, 14276, 14940, 15480, 15687, 16254, 17430, 17845, 17928, 18060, 20916, 21414, 21672, 22410, 23220, 23240, 24983, 26145, 27090, 28552, 29880, 31374, 32121, 32508, 34860, 35690, 36120, 40635, 41832, 42828, 44820, 46440, 49966, 52290, 53535, 54180, 62748, 64242, 65016, 69720, 71380, 74949, 78435, 81270, 85656, 89640, 96363, 99932, 104580, 107070, 108360, 124915, 125496, 128484, 142760, 149898, 156870, 160605, 162540, 192726, 199864, 209160, 214140, 224847, 249830, 256968, 299796, 313740, 321210, 325080, 374745, 385452, 428280, 449694, 481815, 499660, 599592, 627480, 642420, 674541, 749490, 770904, 899388, 963630, 999320, 1124235, 1284840, 1349082, 1498980, 1798776, 1927260, 2248470, 2698164, 2997960, 3372705, 3854520, 4496940, 5396328, 6745410, 8993880, 13490820, 26981640]

約数ペア:

[(1, 26981640), (2, 13490820), (3, 8993880), (4, 6745410), (5, 5396328), (6, 4496940), (7, 3854520), (8, 3372705), (9, 2997960), (10, 2698164), (12, 2248470), (14, 1927260), (15, 1798776), (18, 1498980), (20, 1349082), (21, 1284840), (24, 1124235), (27, 999320), (28, 963630), (30, 899388), (35, 770904), (36, 749490), (40, 674541), (42, 642420), (43, 627480), (45, 599592), (54, 499660), (56, 481815), (60, 449694), (63, 428280), (70, 385452), (72, 374745), (83, 325080), (84, 321210), (86, 313740), (90, 299796), (105, 256968), (108, 249830), (120, 224847), (126, 214140), (129, 209160), (135, 199864), (140, 192726), (166, 162540), (168, 160605), (172, 156870), (180, 149898), (189, 142760), (210, 128484), (215, 125496), (216, 124915), (249, 108360), (252, 107070), (258, 104580), (270, 99932), (280, 96363), (301, 89640), (315, 85656), (332, 81270), (344, 78435), (360, 74949), (378, 71380), (387, 69720), (415, 65016), (420, 64242), (430, 62748), (498, 54180), (504, 53535), (516, 52290), (540, 49966), (581, 46440), (602, 44820), (630, 42828), (645, 41832), (664, 40635), (747, 36120), (756, 35690), (774, 34860), (830, 32508), (840, 32121), (860, 31374), (903, 29880), (945, 28552), (996, 27090), (1032, 26145), (1080, 24983), (1161, 23240), (1162, 23220), (1204, 22410), (1245, 21672), (1260, 21414), (1290, 20916), (1494, 18060), (1505, 17928), (1512, 17845), (1548, 17430), (1660, 16254), (1720, 15687), (1743, 15480), (1806, 14940), (1890, 14276), (1935, 13944), (1992, 13545), (2241, 12040), (2322, 11620), (2324, 11610), (2408, 11205), (2490, 10836), (2520, 10707), (2580, 10458), (2709, 9960), (2905, 9288), (2988, 9030), (3010, 8964), (3096, 8715), (3320, 8127), (3486, 7740), (3569, 7560), (3612, 7470), (3735, 7224), (3780, 7138), (3870, 6972), (4482, 6020), (4515, 5976), (4644, 5810), (4648, 5805), (4980, 5418), (5160, 5229)]