156642640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 462827520

約数和(自身を除く): 306184880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 59, 70, 77, 80, 88, 110, 112, 118, 140, 154, 176, 220, 236, 280, 295, 308, 385, 413, 431, 440, 472, 560, 590, 616, 649, 770, 826, 862, 880, 944, 1180, 1232, 1298, 1540, 1652, 1724, 2065, 2155, 2360, 2596, 3017, 3080, 3245, 3304, 3448, 4130, 4310, 4543, 4720, 4741, 5192, 6034, 6160, 6490, 6608, 6896, 8260, 8620, 9086, 9482, 10384, 12068, 12980, 15085, 16520, 17240, 18172, 18964, 22715, 23705, 24136, 25429, 25960, 30170, 33040, 33187, 34480, 36344, 37928, 45430, 47410, 48272, 50858, 51920, 60340, 66374, 72688, 75856, 90860, 94820, 101716, 120680, 127145, 132748, 165935, 178003, 181720, 189640, 203432, 241360, 254290, 265496, 279719, 331870, 356006, 363440, 379280, 406864, 508580, 530992, 559438, 663740, 712012, 890015, 1017160, 1118876, 1327480, 1398595, 1424024, 1780030, 1958033, 2034320, 2237752, 2654960, 2797190, 2848048, 3560060, 3916066, 4475504, 5594380, 7120120, 7832132, 9790165, 11188760, 14240240, 15664264, 19580330, 22377520, 31328528, 39160660, 78321320, 156642640]

約数ペア:

[(1, 156642640), (2, 78321320), (4, 39160660), (5, 31328528), (7, 22377520), (8, 19580330), (10, 15664264), (11, 14240240), (14, 11188760), (16, 9790165), (20, 7832132), (22, 7120120), (28, 5594380), (35, 4475504), (40, 3916066), (44, 3560060), (55, 2848048), (56, 2797190), (59, 2654960), (70, 2237752), (77, 2034320), (80, 1958033), (88, 1780030), (110, 1424024), (112, 1398595), (118, 1327480), (140, 1118876), (154, 1017160), (176, 890015), (220, 712012), (236, 663740), (280, 559438), (295, 530992), (308, 508580), (385, 406864), (413, 379280), (431, 363440), (440, 356006), (472, 331870), (560, 279719), (590, 265496), (616, 254290), (649, 241360), (770, 203432), (826, 189640), (862, 181720), (880, 178003), (944, 165935), (1180, 132748), (1232, 127145), (1298, 120680), (1540, 101716), (1652, 94820), (1724, 90860), (2065, 75856), (2155, 72688), (2360, 66374), (2596, 60340), (3017, 51920), (3080, 50858), (3245, 48272), (3304, 47410), (3448, 45430), (4130, 37928), (4310, 36344), (4543, 34480), (4720, 33187), (4741, 33040), (5192, 30170), (6034, 25960), (6160, 25429), (6490, 24136), (6608, 23705), (6896, 22715), (8260, 18964), (8620, 18172), (9086, 17240), (9482, 16520), (10384, 15085), (12068, 12980)]