68173840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 194273280

約数和(自身を除く): 126099440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 67, 70, 79, 80, 92, 112, 115, 134, 140, 158, 161, 184, 230, 268, 280, 316, 322, 335, 368, 395, 460, 469, 536, 553, 560, 632, 644, 670, 790, 805, 920, 938, 1072, 1106, 1264, 1288, 1340, 1541, 1580, 1610, 1817, 1840, 1876, 2212, 2345, 2576, 2680, 2765, 3082, 3160, 3220, 3634, 3752, 4424, 4690, 5293, 5360, 5530, 6164, 6320, 6440, 7268, 7504, 7705, 8848, 9085, 9380, 10586, 10787, 11060, 12328, 12719, 12880, 14536, 15410, 18170, 18760, 21172, 21574, 22120, 24656, 25438, 26465, 29072, 30820, 36340, 37051, 37520, 42344, 43148, 44240, 50876, 52930, 53935, 61640, 63595, 72680, 74102, 84688, 86296, 101752, 105860, 107870, 121739, 123280, 127190, 145360, 148204, 172592, 185255, 203504, 211720, 215740, 243478, 254380, 296408, 370510, 423440, 431480, 486956, 508760, 592816, 608695, 741020, 852173, 862960, 973912, 1017520, 1217390, 1482040, 1704346, 1947824, 2434780, 2964080, 3408692, 4260865, 4869560, 6817384, 8521730, 9739120, 13634768, 17043460, 34086920, 68173840]

約数ペア:

[(1, 68173840), (2, 34086920), (4, 17043460), (5, 13634768), (7, 9739120), (8, 8521730), (10, 6817384), (14, 4869560), (16, 4260865), (20, 3408692), (23, 2964080), (28, 2434780), (35, 1947824), (40, 1704346), (46, 1482040), (56, 1217390), (67, 1017520), (70, 973912), (79, 862960), (80, 852173), (92, 741020), (112, 608695), (115, 592816), (134, 508760), (140, 486956), (158, 431480), (161, 423440), (184, 370510), (230, 296408), (268, 254380), (280, 243478), (316, 215740), (322, 211720), (335, 203504), (368, 185255), (395, 172592), (460, 148204), (469, 145360), (536, 127190), (553, 123280), (560, 121739), (632, 107870), (644, 105860), (670, 101752), (790, 86296), (805, 84688), (920, 74102), (938, 72680), (1072, 63595), (1106, 61640), (1264, 53935), (1288, 52930), (1340, 50876), (1541, 44240), (1580, 43148), (1610, 42344), (1817, 37520), (1840, 37051), (1876, 36340), (2212, 30820), (2345, 29072), (2576, 26465), (2680, 25438), (2765, 24656), (3082, 22120), (3160, 21574), (3220, 21172), (3634, 18760), (3752, 18170), (4424, 15410), (4690, 14536), (5293, 12880), (5360, 12719), (5530, 12328), (6164, 11060), (6320, 10787), (6440, 10586), (7268, 9380), (7504, 9085), (7705, 8848)]