68617920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{10211}}^1$

素因数の和:10238

約数の個数: 112

約数和(自身を含む): 249009408

約数和(自身を除く): 180391488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 10211, 20422, 30633, 40844, 51055, 61266, 71477, 81688, 102110, 122532, 142954, 153165, 163376, 204220, 214431, 245064, 285908, 306330, 326752, 357385, 408440, 428862, 490128, 571816, 612660, 653504, 714770, 816880, 857724, 980256, 1072155, 1143632, 1225320, 1429540, 1633760, 1715448, 1960512, 2144310, 2287264, 2450640, 2859080, 3267520, 3430896, 4288620, 4574528, 4901280, 5718160, 6861792, 8577240, 9802560, 11436320, 13723584, 17154480, 22872640, 34308960, 68617920]

約数ペア:

[(1, 68617920), (2, 34308960), (3, 22872640), (4, 17154480), (5, 13723584), (6, 11436320), (7, 9802560), (8, 8577240), (10, 6861792), (12, 5718160), (14, 4901280), (15, 4574528), (16, 4288620), (20, 3430896), (21, 3267520), (24, 2859080), (28, 2450640), (30, 2287264), (32, 2144310), (35, 1960512), (40, 1715448), (42, 1633760), (48, 1429540), (56, 1225320), (60, 1143632), (64, 1072155), (70, 980256), (80, 857724), (84, 816880), (96, 714770), (105, 653504), (112, 612660), (120, 571816), (140, 490128), (160, 428862), (168, 408440), (192, 357385), (210, 326752), (224, 306330), (240, 285908), (280, 245064), (320, 214431), (336, 204220), (420, 163376), (448, 153165), (480, 142954), (560, 122532), (672, 102110), (840, 81688), (960, 71477), (1120, 61266), (1344, 51055), (1680, 40844), (2240, 30633), (3360, 20422), (6720, 10211)]