315236880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{20849}}^1$

素因数の和:20878

約数の個数: 160

約数和(自身を含む): 1240992000

約数和(自身を除く): 925755120

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, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 20849, 41698, 62547, 83396, 104245, 125094, 145943, 166792, 187641, 208490, 250188, 291886, 312735, 333584, 375282, 416980, 437829, 500376, 562923, 583772, 625470, 729715, 750564, 833960, 875658, 938205, 1000752, 1125846, 1167544, 1250940, 1313487, 1459430, 1501128, 1667920, 1751316, 1876410, 2189145, 2251692, 2335088, 2501880, 2626974, 2814615, 2918860, 3002256, 3502632, 3752820, 3940461, 4378290, 4503384, 5003760, 5253948, 5629230, 5837720, 6567435, 7005264, 7505640, 7880922, 8756580, 9006768, 10507896, 11258460, 11675440, 13134870, 15011280, 15761844, 17513160, 19702305, 21015792, 22516920, 26269740, 31523688, 35026320, 39404610, 45033840, 52539480, 63047376, 78809220, 105078960, 157618440, 315236880]

約数ペア:

[(1, 315236880), (2, 157618440), (3, 105078960), (4, 78809220), (5, 63047376), (6, 52539480), (7, 45033840), (8, 39404610), (9, 35026320), (10, 31523688), (12, 26269740), (14, 22516920), (15, 21015792), (16, 19702305), (18, 17513160), (20, 15761844), (21, 15011280), (24, 13134870), (27, 11675440), (28, 11258460), (30, 10507896), (35, 9006768), (36, 8756580), (40, 7880922), (42, 7505640), (45, 7005264), (48, 6567435), (54, 5837720), (56, 5629230), (60, 5253948), (63, 5003760), (70, 4503384), (72, 4378290), (80, 3940461), (84, 3752820), (90, 3502632), (105, 3002256), (108, 2918860), (112, 2814615), (120, 2626974), (126, 2501880), (135, 2335088), (140, 2251692), (144, 2189145), (168, 1876410), (180, 1751316), (189, 1667920), (210, 1501128), (216, 1459430), (240, 1313487), (252, 1250940), (270, 1167544), (280, 1125846), (315, 1000752), (336, 938205), (360, 875658), (378, 833960), (420, 750564), (432, 729715), (504, 625470), (540, 583772), (560, 562923), (630, 500376), (720, 437829), (756, 416980), (840, 375282), (945, 333584), (1008, 312735), (1080, 291886), (1260, 250188), (1512, 208490), (1680, 187641), (1890, 166792), (2160, 145943), (2520, 125094), (3024, 104245), (3780, 83396), (5040, 62547), (7560, 41698), (15120, 20849)]