68348840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 189423360

約数和(自身を除く): 121074520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 83, 85, 119, 136, 140, 166, 170, 173, 238, 280, 332, 340, 346, 415, 476, 581, 595, 664, 680, 692, 830, 865, 952, 1162, 1190, 1211, 1384, 1411, 1660, 1730, 2324, 2380, 2422, 2822, 2905, 2941, 3320, 3460, 4648, 4760, 4844, 5644, 5810, 5882, 6055, 6920, 7055, 9688, 9877, 11288, 11620, 11764, 12110, 14110, 14359, 14705, 19754, 20587, 23240, 23528, 24220, 28220, 28718, 29410, 39508, 41174, 48440, 49385, 56440, 57436, 58820, 71795, 79016, 82348, 98770, 100513, 102935, 114872, 117640, 143590, 164696, 197540, 201026, 205870, 244103, 287180, 395080, 402052, 411740, 488206, 502565, 574360, 804104, 823480, 976412, 1005130, 1220515, 1708721, 1952824, 2010260, 2441030, 3417442, 4020520, 4882060, 6834884, 8543605, 9764120, 13669768, 17087210, 34174420, 68348840]

約数ペア:

[(1, 68348840), (2, 34174420), (4, 17087210), (5, 13669768), (7, 9764120), (8, 8543605), (10, 6834884), (14, 4882060), (17, 4020520), (20, 3417442), (28, 2441030), (34, 2010260), (35, 1952824), (40, 1708721), (56, 1220515), (68, 1005130), (70, 976412), (83, 823480), (85, 804104), (119, 574360), (136, 502565), (140, 488206), (166, 411740), (170, 402052), (173, 395080), (238, 287180), (280, 244103), (332, 205870), (340, 201026), (346, 197540), (415, 164696), (476, 143590), (581, 117640), (595, 114872), (664, 102935), (680, 100513), (692, 98770), (830, 82348), (865, 79016), (952, 71795), (1162, 58820), (1190, 57436), (1211, 56440), (1384, 49385), (1411, 48440), (1660, 41174), (1730, 39508), (2324, 29410), (2380, 28718), (2422, 28220), (2822, 24220), (2905, 23528), (2941, 23240), (3320, 20587), (3460, 19754), (4648, 14705), (4760, 14359), (4844, 14110), (5644, 12110), (5810, 11764), (5882, 11620), (6055, 11288), (6920, 9877), (7055, 9688)]