666012928

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 1653514240

約数和(自身を除く): 987501312

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 76, 112, 124, 128, 133, 152, 217, 224, 248, 256, 266, 304, 434, 448, 496, 532, 589, 608, 631, 868, 896, 992, 1064, 1178, 1216, 1262, 1736, 1792, 1984, 2128, 2356, 2432, 2524, 3472, 3968, 4123, 4256, 4417, 4712, 4864, 5048, 6944, 7936, 8246, 8512, 8834, 9424, 10096, 11989, 13888, 16492, 17024, 17668, 18848, 19561, 20192, 23978, 27776, 32984, 34048, 35336, 37696, 39122, 40384, 47956, 55552, 65968, 70672, 75392, 78244, 80768, 83923, 95912, 131936, 136927, 141344, 150784, 156488, 161536, 167846, 191824, 263872, 273854, 282688, 312976, 335692, 371659, 383648, 527744, 547708, 565376, 625952, 671384, 743318, 767296, 1055488, 1095416, 1130752, 1251904, 1342768, 1486636, 1534592, 2190832, 2503808, 2601613, 2685536, 2973272, 3069184, 4381664, 5007616, 5203226, 5371072, 5946544, 8763328, 10406452, 10742144, 11893088, 17526656, 20812904, 21484288, 23786176, 35053312, 41625808, 47572352, 83251616, 95144704, 166503232, 333006464, 666012928]

約数ペア:

[(1, 666012928), (2, 333006464), (4, 166503232), (7, 95144704), (8, 83251616), (14, 47572352), (16, 41625808), (19, 35053312), (28, 23786176), (31, 21484288), (32, 20812904), (38, 17526656), (56, 11893088), (62, 10742144), (64, 10406452), (76, 8763328), (112, 5946544), (124, 5371072), (128, 5203226), (133, 5007616), (152, 4381664), (217, 3069184), (224, 2973272), (248, 2685536), (256, 2601613), (266, 2503808), (304, 2190832), (434, 1534592), (448, 1486636), (496, 1342768), (532, 1251904), (589, 1130752), (608, 1095416), (631, 1055488), (868, 767296), (896, 743318), (992, 671384), (1064, 625952), (1178, 565376), (1216, 547708), (1262, 527744), (1736, 383648), (1792, 371659), (1984, 335692), (2128, 312976), (2356, 282688), (2432, 273854), (2524, 263872), (3472, 191824), (3968, 167846), (4123, 161536), (4256, 156488), (4417, 150784), (4712, 141344), (4864, 136927), (5048, 131936), (6944, 95912), (7936, 83923), (8246, 80768), (8512, 78244), (8834, 75392), (9424, 70672), (10096, 65968), (11989, 55552), (13888, 47956), (16492, 40384), (17024, 39122), (17668, 37696), (18848, 35336), (19561, 34048), (20192, 32984), (23978, 27776)]