68988390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 172627200

約数和(自身を除く): 103638810

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 179, 290, 358, 435, 443, 537, 870, 886, 895, 1074, 1329, 1790, 2215, 2658, 2685, 4430, 5191, 5370, 6645, 10382, 12847, 13290, 15573, 25694, 25955, 31146, 38541, 51910, 64235, 77082, 77865, 79297, 128470, 155730, 158594, 192705, 237891, 385410, 396485, 475782, 792970, 1189455, 2299613, 2378910, 4599226, 6898839, 11498065, 13797678, 22996130, 34494195, 68988390]

約数ペア:

[(1, 68988390), (2, 34494195), (3, 22996130), (5, 13797678), (6, 11498065), (10, 6898839), (15, 4599226), (29, 2378910), (30, 2299613), (58, 1189455), (87, 792970), (145, 475782), (174, 396485), (179, 385410), (290, 237891), (358, 192705), (435, 158594), (443, 155730), (537, 128470), (870, 79297), (886, 77865), (895, 77082), (1074, 64235), (1329, 51910), (1790, 38541), (2215, 31146), (2658, 25955), (2685, 25694), (4430, 15573), (5191, 13290), (5370, 12847), (6645, 10382)]