68106640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 196773120

約数和(自身を除く): 128666480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 80, 95, 112, 133, 140, 148, 152, 173, 185, 190, 259, 266, 280, 296, 304, 346, 370, 380, 518, 532, 560, 592, 665, 692, 703, 740, 760, 865, 1036, 1064, 1211, 1295, 1330, 1384, 1406, 1480, 1520, 1730, 2072, 2128, 2422, 2590, 2660, 2768, 2812, 2960, 3287, 3460, 3515, 4144, 4844, 4921, 5180, 5320, 5624, 6055, 6401, 6574, 6920, 7030, 9688, 9842, 10360, 10640, 11248, 12110, 12802, 13148, 13840, 14060, 16435, 19376, 19684, 20720, 23009, 24220, 24605, 25604, 26296, 28120, 32005, 32870, 39368, 44807, 46018, 48440, 49210, 51208, 52592, 56240, 64010, 65740, 78736, 89614, 92036, 96880, 98420, 102416, 115045, 121619, 128020, 131480, 179228, 184072, 196840, 224035, 230090, 243238, 256040, 262960, 358456, 368144, 393680, 448070, 460180, 486476, 512080, 608095, 716912, 851333, 896140, 920360, 972952, 1216190, 1702666, 1792280, 1840720, 1945904, 2432380, 3405332, 3584560, 4256665, 4864760, 6810664, 8513330, 9729520, 13621328, 17026660, 34053320, 68106640]

約数ペア:

[(1, 68106640), (2, 34053320), (4, 17026660), (5, 13621328), (7, 9729520), (8, 8513330), (10, 6810664), (14, 4864760), (16, 4256665), (19, 3584560), (20, 3405332), (28, 2432380), (35, 1945904), (37, 1840720), (38, 1792280), (40, 1702666), (56, 1216190), (70, 972952), (74, 920360), (76, 896140), (80, 851333), (95, 716912), (112, 608095), (133, 512080), (140, 486476), (148, 460180), (152, 448070), (173, 393680), (185, 368144), (190, 358456), (259, 262960), (266, 256040), (280, 243238), (296, 230090), (304, 224035), (346, 196840), (370, 184072), (380, 179228), (518, 131480), (532, 128020), (560, 121619), (592, 115045), (665, 102416), (692, 98420), (703, 96880), (740, 92036), (760, 89614), (865, 78736), (1036, 65740), (1064, 64010), (1211, 56240), (1295, 52592), (1330, 51208), (1384, 49210), (1406, 48440), (1480, 46018), (1520, 44807), (1730, 39368), (2072, 32870), (2128, 32005), (2422, 28120), (2590, 26296), (2660, 25604), (2768, 24605), (2812, 24220), (2960, 23009), (3287, 20720), (3460, 19684), (3515, 19376), (4144, 16435), (4844, 14060), (4921, 13840), (5180, 13148), (5320, 12802), (5624, 12110), (6055, 11248), (6401, 10640), (6574, 10360), (6920, 9842), (7030, 9688)]