381072720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2081}}^1$

素因数の和:2213

約数の個数: 160

約数和(自身を含む): 1363127040

約数和(自身を除く): 982054320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 140, 168, 210, 218, 240, 280, 327, 336, 420, 436, 545, 560, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 1680, 1744, 2081, 2180, 2289, 2616, 3052, 3270, 3815, 4162, 4360, 4578, 5232, 6104, 6243, 6540, 7630, 8324, 8720, 9156, 10405, 11445, 12208, 12486, 13080, 14567, 15260, 16648, 18312, 20810, 22890, 24972, 26160, 29134, 30520, 31215, 33296, 36624, 41620, 43701, 45780, 49944, 58268, 61040, 62430, 72835, 83240, 87402, 91560, 99888, 116536, 124860, 145670, 166480, 174804, 183120, 218505, 226829, 233072, 249720, 291340, 349608, 437010, 453658, 499440, 582680, 680487, 699216, 874020, 907316, 1134145, 1165360, 1360974, 1587803, 1748040, 1814632, 2268290, 2721948, 3175606, 3402435, 3496080, 3629264, 4536580, 4763409, 5443896, 6351212, 6804870, 7939015, 9073160, 9526818, 10887792, 12702424, 13609740, 15878030, 18146320, 19053636, 23817045, 25404848, 27219480, 31756060, 38107272, 47634090, 54438960, 63512120, 76214544, 95268180, 127024240, 190536360, 381072720]

約数ペア:

[(1, 381072720), (2, 190536360), (3, 127024240), (4, 95268180), (5, 76214544), (6, 63512120), (7, 54438960), (8, 47634090), (10, 38107272), (12, 31756060), (14, 27219480), (15, 25404848), (16, 23817045), (20, 19053636), (21, 18146320), (24, 15878030), (28, 13609740), (30, 12702424), (35, 10887792), (40, 9526818), (42, 9073160), (48, 7939015), (56, 6804870), (60, 6351212), (70, 5443896), (80, 4763409), (84, 4536580), (105, 3629264), (109, 3496080), (112, 3402435), (120, 3175606), (140, 2721948), (168, 2268290), (210, 1814632), (218, 1748040), (240, 1587803), (280, 1360974), (327, 1165360), (336, 1134145), (420, 907316), (436, 874020), (545, 699216), (560, 680487), (654, 582680), (763, 499440), (840, 453658), (872, 437010), (1090, 349608), (1308, 291340), (1526, 249720), (1635, 233072), (1680, 226829), (1744, 218505), (2081, 183120), (2180, 174804), (2289, 166480), (2616, 145670), (3052, 124860), (3270, 116536), (3815, 99888), (4162, 91560), (4360, 87402), (4578, 83240), (5232, 72835), (6104, 62430), (6243, 61040), (6540, 58268), (7630, 49944), (8324, 45780), (8720, 43701), (9156, 41620), (10405, 36624), (11445, 33296), (12208, 31215), (12486, 30520), (13080, 29134), (14567, 26160), (15260, 24972), (16648, 22890), (18312, 20810)]