221883368

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^3$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 526406400

約数和(自身を除く): 304523032

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 49, 56, 62, 76, 98, 124, 133, 152, 196, 217, 248, 266, 392, 434, 532, 589, 868, 931, 961, 1064, 1178, 1519, 1736, 1862, 1922, 2356, 3038, 3724, 3844, 4123, 4712, 6076, 6727, 7448, 7688, 8246, 12152, 13454, 16492, 18259, 26908, 28861, 29791, 32984, 36518, 47089, 53816, 57722, 59582, 73036, 94178, 115444, 119164, 127813, 146072, 188356, 208537, 230888, 238328, 255626, 376712, 417074, 511252, 566029, 834148, 894691, 1022504, 1132058, 1459759, 1668296, 1789382, 2264116, 2919518, 3578764, 3962203, 4528232, 5839036, 7157528, 7924406, 11678072, 15848812, 27735421, 31697624, 55470842, 110941684, 221883368]

約数ペア:

[(1, 221883368), (2, 110941684), (4, 55470842), (7, 31697624), (8, 27735421), (14, 15848812), (19, 11678072), (28, 7924406), (31, 7157528), (38, 5839036), (49, 4528232), (56, 3962203), (62, 3578764), (76, 2919518), (98, 2264116), (124, 1789382), (133, 1668296), (152, 1459759), (196, 1132058), (217, 1022504), (248, 894691), (266, 834148), (392, 566029), (434, 511252), (532, 417074), (589, 376712), (868, 255626), (931, 238328), (961, 230888), (1064, 208537), (1178, 188356), (1519, 146072), (1736, 127813), (1862, 119164), (1922, 115444), (2356, 94178), (3038, 73036), (3724, 59582), (3844, 57722), (4123, 53816), (4712, 47089), (6076, 36518), (6727, 32984), (7448, 29791), (7688, 28861), (8246, 26908), (12152, 18259), (13454, 16492)]