278340524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 668424960

約数和(自身を除く): 390084436

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 53, 59, 68, 77, 106, 118, 119, 154, 187, 212, 236, 238, 289, 308, 371, 374, 413, 476, 578, 583, 649, 742, 748, 826, 901, 1003, 1156, 1166, 1298, 1309, 1484, 1652, 1802, 2006, 2023, 2332, 2596, 2618, 3127, 3179, 3604, 4012, 4046, 4081, 4543, 5236, 6254, 6307, 6358, 7021, 8092, 8162, 9086, 9911, 11033, 12508, 12614, 12716, 14042, 15317, 16324, 17051, 18172, 19822, 21889, 22066, 22253, 25228, 28084, 30634, 34102, 34397, 39644, 43778, 44132, 44506, 53159, 61268, 68204, 68794, 69377, 77231, 87556, 89012, 106318, 107219, 119357, 137588, 138754, 154462, 168487, 187561, 212636, 214438, 238714, 240779, 277508, 308924, 336974, 372113, 375122, 428876, 477428, 481558, 584749, 673948, 744226, 750244, 903703, 963116, 1169498, 1179409, 1312927, 1488452, 1807406, 2338996, 2358818, 2625854, 3614812, 4093243, 4717636, 5251708, 6325921, 8186486, 9940733, 12651842, 16372972, 19881466, 25303684, 39762932, 69585131, 139170262, 278340524]

約数ペア:

[(1, 278340524), (2, 139170262), (4, 69585131), (7, 39762932), (11, 25303684), (14, 19881466), (17, 16372972), (22, 12651842), (28, 9940733), (34, 8186486), (44, 6325921), (53, 5251708), (59, 4717636), (68, 4093243), (77, 3614812), (106, 2625854), (118, 2358818), (119, 2338996), (154, 1807406), (187, 1488452), (212, 1312927), (236, 1179409), (238, 1169498), (289, 963116), (308, 903703), (371, 750244), (374, 744226), (413, 673948), (476, 584749), (578, 481558), (583, 477428), (649, 428876), (742, 375122), (748, 372113), (826, 336974), (901, 308924), (1003, 277508), (1156, 240779), (1166, 238714), (1298, 214438), (1309, 212636), (1484, 187561), (1652, 168487), (1802, 154462), (2006, 138754), (2023, 137588), (2332, 119357), (2596, 107219), (2618, 106318), (3127, 89012), (3179, 87556), (3604, 77231), (4012, 69377), (4046, 68794), (4081, 68204), (4543, 61268), (5236, 53159), (6254, 44506), (6307, 44132), (6358, 43778), (7021, 39644), (8092, 34397), (8162, 34102), (9086, 30634), (9911, 28084), (11033, 25228), (12508, 22253), (12614, 22066), (12716, 21889), (14042, 19822), (15317, 18172), (16324, 17051)]