123241440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 192

約数和(自身を含む): 454519296

約数和(自身を除く): 331277856

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, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 210, 215, 224, 240, 258, 280, 301, 336, 344, 420, 430, 480, 516, 560, 602, 645, 672, 688, 840, 853, 860, 903, 1032, 1120, 1204, 1290, 1376, 1505, 1680, 1706, 1720, 1806, 2064, 2408, 2559, 2580, 3010, 3360, 3412, 3440, 3612, 4128, 4265, 4515, 4816, 5118, 5160, 5971, 6020, 6824, 6880, 7224, 8530, 9030, 9632, 10236, 10320, 11942, 12040, 12795, 13648, 14448, 17060, 17913, 18060, 20472, 20640, 23884, 24080, 25590, 27296, 28896, 29855, 34120, 35826, 36120, 36679, 40944, 47768, 48160, 51180, 59710, 68240, 71652, 72240, 73358, 81888, 89565, 95536, 102360, 110037, 119420, 136480, 143304, 144480, 146716, 179130, 183395, 191072, 204720, 220074, 238840, 256753, 286608, 293432, 358260, 366790, 409440, 440148, 477680, 513506, 550185, 573216, 586864, 716520, 733580, 770259, 880296, 955360, 1027012, 1100370, 1173728, 1283765, 1433040, 1467160, 1540518, 1760592, 2054024, 2200740, 2567530, 2866080, 2934320, 3081036, 3521184, 3851295, 4108048, 4401480, 5135060, 5868640, 6162072, 7702590, 8216096, 8802960, 10270120, 12324144, 15405180, 17605920, 20540240, 24648288, 30810360, 41080480, 61620720, 123241440]

約数ペア:

[(1, 123241440), (2, 61620720), (3, 41080480), (4, 30810360), (5, 24648288), (6, 20540240), (7, 17605920), (8, 15405180), (10, 12324144), (12, 10270120), (14, 8802960), (15, 8216096), (16, 7702590), (20, 6162072), (21, 5868640), (24, 5135060), (28, 4401480), (30, 4108048), (32, 3851295), (35, 3521184), (40, 3081036), (42, 2934320), (43, 2866080), (48, 2567530), (56, 2200740), (60, 2054024), (70, 1760592), (80, 1540518), (84, 1467160), (86, 1433040), (96, 1283765), (105, 1173728), (112, 1100370), (120, 1027012), (129, 955360), (140, 880296), (160, 770259), (168, 733580), (172, 716520), (210, 586864), (215, 573216), (224, 550185), (240, 513506), (258, 477680), (280, 440148), (301, 409440), (336, 366790), (344, 358260), (420, 293432), (430, 286608), (480, 256753), (516, 238840), (560, 220074), (602, 204720), (645, 191072), (672, 183395), (688, 179130), (840, 146716), (853, 144480), (860, 143304), (903, 136480), (1032, 119420), (1120, 110037), (1204, 102360), (1290, 95536), (1376, 89565), (1505, 81888), (1680, 73358), (1706, 72240), (1720, 71652), (1806, 68240), (2064, 59710), (2408, 51180), (2559, 48160), (2580, 47768), (3010, 40944), (3360, 36679), (3412, 36120), (3440, 35826), (3612, 34120), (4128, 29855), (4265, 28896), (4515, 27296), (4816, 25590), (5118, 24080), (5160, 23884), (5971, 20640), (6020, 20472), (6824, 18060), (6880, 17913), (7224, 17060), (8530, 14448), (9030, 13648), (9632, 12795), (10236, 12040), (10320, 11942)]