28750408.000000000

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^2$

素因数の和:312

約数の個数: 108

約数和(自身を含む): 1688188320

約数和(自身を除く): 1061639028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 47, 58, 87, 94, 113, 116, 141, 174, 188, 226, 261, 282, 339, 348, 423, 452, 522, 564, 678, 846, 1017, 1044, 1356, 1363, 1692, 2034, 2726, 3277, 4068, 4089, 5311, 5452, 6554, 8178, 9831, 10622, 12267, 12769, 13108, 15933, 16356, 19662, 21244, 24534, 25538, 29493, 31866, 38307, 39324, 47799, 49068, 51076, 58986, 63732, 76614, 95598, 114921, 117972, 153228, 154019, 191196, 229842, 308038, 370301, 459684, 462057, 600143, 616076, 740602, 924114, 1110903, 1200286, 1386171, 1481204, 1800429, 1848228, 2221806, 2400572, 2772342, 3332709, 3600858, 4443612, 5401287, 5544684, 6665418, 7201716, 10802574, 13330836, 17404147, 21605148, 34808294, 52212441, 69616588, 104424882, 156637323, 208849764, 313274646, 626549292]

約数ペア:

[(1, 626549292), (2, 313274646), (3, 208849764), (4, 156637323), (6, 104424882), (9, 69616588), (12, 52212441), (18, 34808294), (29, 21605148), (36, 17404147), (47, 13330836), (58, 10802574), (87, 7201716), (94, 6665418), (113, 5544684), (116, 5401287), (141, 4443612), (174, 3600858), (188, 3332709), (226, 2772342), (261, 2400572), (282, 2221806), (339, 1848228), (348, 1800429), (423, 1481204), (452, 1386171), (522, 1200286), (564, 1110903), (678, 924114), (846, 740602), (1017, 616076), (1044, 600143), (1356, 462057), (1363, 459684), (1692, 370301), (2034, 308038), (2726, 229842), (3277, 191196), (4068, 154019), (4089, 153228), (5311, 117972), (5452, 114921), (6554, 95598), (8178, 76614), (9831, 63732), (10622, 58986), (12267, 51076), (12769, 49068), (13108, 47799), (15933, 39324), (16356, 38307), (19662, 31866), (21244, 29493), (24534, 25538)]