261488160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 944431488

約数和(自身を除く): 682943328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 43, 45, 48, 60, 72, 80, 82, 86, 90, 96, 103, 120, 123, 129, 144, 160, 164, 172, 180, 205, 206, 215, 240, 246, 258, 288, 309, 328, 344, 360, 369, 387, 410, 412, 430, 480, 492, 515, 516, 615, 618, 645, 656, 688, 720, 738, 774, 820, 824, 860, 927, 984, 1030, 1032, 1230, 1236, 1290, 1312, 1376, 1440, 1476, 1545, 1548, 1640, 1648, 1720, 1763, 1845, 1854, 1935, 1968, 2060, 2064, 2460, 2472, 2580, 2952, 3090, 3096, 3280, 3296, 3440, 3526, 3690, 3708, 3870, 3936, 4120, 4128, 4223, 4429, 4635, 4920, 4944, 5160, 5289, 5904, 6180, 6192, 6560, 6880, 7052, 7380, 7416, 7740, 8240, 8446, 8815, 8858, 9270, 9840, 9888, 10320, 10578, 11808, 12360, 12384, 12669, 13287, 14104, 14760, 14832, 15480, 15867, 16480, 16892, 17630, 17716, 18540, 19680, 20640, 21115, 21156, 22145, 24720, 25338, 26445, 26574, 28208, 29520, 29664, 30960, 31734, 33784, 35260, 35432, 37080, 38007, 39861, 42230, 42312, 44290, 49440, 50676, 52890, 53148, 56416, 59040, 61920, 63345, 63468, 66435, 67568, 70520, 70864, 74160, 76014, 79335, 79722, 84460, 84624, 88580, 101352, 105780, 106296, 126690, 126936, 132870, 135136, 141040, 141728, 148320, 152028, 158670, 159444, 168920, 169248, 177160, 181589, 190035, 199305, 202704, 211560, 212592, 253380, 253872, 265740, 282080, 304056, 317340, 318888, 337840, 354320, 363178, 380070, 398610, 405408, 423120, 425184, 506760, 507744, 531480, 544767, 608112, 634680, 637776, 675680, 708640, 726356, 760140, 797220, 846240, 907945, 1013520, 1062960, 1089534, 1216224, 1269360, 1275552, 1452712, 1520280, 1594440, 1634301, 1815890, 2027040, 2125920, 2179068, 2538720, 2723835, 2905424, 3040560, 3188880, 3268602, 3631780, 4358136, 5447670, 5810848, 6081120, 6377760, 6537204, 7263560, 8171505, 8716272, 10895340, 13074408, 14527120, 16343010, 17432544, 21790680, 26148816, 29054240, 32686020, 43581360, 52297632, 65372040, 87162720, 130744080, 261488160]

約数ペア:

[(1, 261488160), (2, 130744080), (3, 87162720), (4, 65372040), (5, 52297632), (6, 43581360), (8, 32686020), (9, 29054240), (10, 26148816), (12, 21790680), (15, 17432544), (16, 16343010), (18, 14527120), (20, 13074408), (24, 10895340), (30, 8716272), (32, 8171505), (36, 7263560), (40, 6537204), (41, 6377760), (43, 6081120), (45, 5810848), (48, 5447670), (60, 4358136), (72, 3631780), (80, 3268602), (82, 3188880), (86, 3040560), (90, 2905424), (96, 2723835), (103, 2538720), (120, 2179068), (123, 2125920), (129, 2027040), (144, 1815890), (160, 1634301), (164, 1594440), (172, 1520280), (180, 1452712), (205, 1275552), (206, 1269360), (215, 1216224), (240, 1089534), (246, 1062960), (258, 1013520), (288, 907945), (309, 846240), (328, 797220), (344, 760140), (360, 726356), (369, 708640), (387, 675680), (410, 637776), (412, 634680), (430, 608112), (480, 544767), (492, 531480), (515, 507744), (516, 506760), (615, 425184), (618, 423120), (645, 405408), (656, 398610), (688, 380070), (720, 363178), (738, 354320), (774, 337840), (820, 318888), (824, 317340), (860, 304056), (927, 282080), (984, 265740), (1030, 253872), (1032, 253380), (1230, 212592), (1236, 211560), (1290, 202704), (1312, 199305), (1376, 190035), (1440, 181589), (1476, 177160), (1545, 169248), (1548, 168920), (1640, 159444), (1648, 158670), (1720, 152028), (1763, 148320), (1845, 141728), (1854, 141040), (1935, 135136), (1968, 132870), (2060, 126936), (2064, 126690), (2460, 106296), (2472, 105780), (2580, 101352), (2952, 88580), (3090, 84624), (3096, 84460), (3280, 79722), (3296, 79335), (3440, 76014), (3526, 74160), (3690, 70864), (3708, 70520), (3870, 67568), (3936, 66435), (4120, 63468), (4128, 63345), (4223, 61920), (4429, 59040), (4635, 56416), (4920, 53148), (4944, 52890), (5160, 50676), (5289, 49440), (5904, 44290), (6180, 42312), (6192, 42230), (6560, 39861), (6880, 38007), (7052, 37080), (7380, 35432), (7416, 35260), (7740, 33784), (8240, 31734), (8446, 30960), (8815, 29664), (8858, 29520), (9270, 28208), (9840, 26574), (9888, 26445), (10320, 25338), (10578, 24720), (11808, 22145), (12360, 21156), (12384, 21115), (12669, 20640), (13287, 19680), (14104, 18540), (14760, 17716), (14832, 17630), (15480, 16892), (15867, 16480)]