280850724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1526

約数の個数: 144

約数和(自身を含む): 898200576

約数和(自身を除く): 617349852

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 71, 77, 84, 99, 126, 132, 142, 154, 198, 213, 231, 252, 284, 308, 396, 426, 462, 497, 639, 693, 781, 852, 924, 994, 1278, 1386, 1427, 1491, 1562, 1988, 2343, 2556, 2772, 2854, 2982, 3124, 4281, 4473, 4686, 5467, 5708, 5964, 7029, 8562, 8946, 9372, 9989, 10934, 12843, 14058, 15697, 16401, 17124, 17892, 19978, 21868, 25686, 28116, 29967, 31394, 32802, 39956, 47091, 49203, 51372, 59934, 62788, 65604, 89901, 94182, 98406, 101317, 109879, 119868, 141273, 179802, 188364, 196812, 202634, 219758, 282546, 303951, 329637, 359604, 405268, 439516, 565092, 607902, 659274, 709219, 911853, 988911, 1114487, 1215804, 1318548, 1418438, 1823706, 1977822, 2127657, 2228974, 2836876, 3343461, 3647412, 3955644, 4255314, 4457948, 6382971, 6686922, 7801409, 8510628, 10030383, 12765942, 13373844, 15602818, 20060766, 23404227, 25531884, 31205636, 40121532, 46808454, 70212681, 93616908, 140425362, 280850724]

約数ペア:

[(1, 280850724), (2, 140425362), (3, 93616908), (4, 70212681), (6, 46808454), (7, 40121532), (9, 31205636), (11, 25531884), (12, 23404227), (14, 20060766), (18, 15602818), (21, 13373844), (22, 12765942), (28, 10030383), (33, 8510628), (36, 7801409), (42, 6686922), (44, 6382971), (63, 4457948), (66, 4255314), (71, 3955644), (77, 3647412), (84, 3343461), (99, 2836876), (126, 2228974), (132, 2127657), (142, 1977822), (154, 1823706), (198, 1418438), (213, 1318548), (231, 1215804), (252, 1114487), (284, 988911), (308, 911853), (396, 709219), (426, 659274), (462, 607902), (497, 565092), (639, 439516), (693, 405268), (781, 359604), (852, 329637), (924, 303951), (994, 282546), (1278, 219758), (1386, 202634), (1427, 196812), (1491, 188364), (1562, 179802), (1988, 141273), (2343, 119868), (2556, 109879), (2772, 101317), (2854, 98406), (2982, 94182), (3124, 89901), (4281, 65604), (4473, 62788), (4686, 59934), (5467, 51372), (5708, 49203), (5964, 47091), (7029, 39956), (8562, 32802), (8946, 31394), (9372, 29967), (9989, 28116), (10934, 25686), (12843, 21868), (14058, 19978), (15697, 17892), (16401, 17124)]