68720960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2789}}^1$

素因数の和:2824

約数の個数: 112

約数和(自身を含む): 204094080

約数和(自身を除く): 135373120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 2789, 3080, 3520, 4928, 5578, 6160, 11156, 12320, 13945, 19523, 22312, 24640, 27890, 30679, 39046, 44624, 55780, 61358, 78092, 89248, 97615, 111560, 122716, 153395, 156184, 178496, 195230, 214753, 223120, 245432, 306790, 312368, 390460, 429506, 446240, 490864, 613580, 624736, 780920, 859012, 892480, 981728, 1073765, 1227160, 1249472, 1561840, 1718024, 1963456, 2147530, 2454320, 3123680, 3436048, 4295060, 4908640, 6247360, 6872096, 8590120, 9817280, 13744192, 17180240, 34360480, 68720960]

約数ペア:

[(1, 68720960), (2, 34360480), (4, 17180240), (5, 13744192), (7, 9817280), (8, 8590120), (10, 6872096), (11, 6247360), (14, 4908640), (16, 4295060), (20, 3436048), (22, 3123680), (28, 2454320), (32, 2147530), (35, 1963456), (40, 1718024), (44, 1561840), (55, 1249472), (56, 1227160), (64, 1073765), (70, 981728), (77, 892480), (80, 859012), (88, 780920), (110, 624736), (112, 613580), (140, 490864), (154, 446240), (160, 429506), (176, 390460), (220, 312368), (224, 306790), (280, 245432), (308, 223120), (320, 214753), (352, 195230), (385, 178496), (440, 156184), (448, 153395), (560, 122716), (616, 111560), (704, 97615), (770, 89248), (880, 78092), (1120, 61358), (1232, 55780), (1540, 44624), (1760, 39046), (2240, 30679), (2464, 27890), (2789, 24640), (3080, 22312), (3520, 19523), (4928, 13945), (5578, 12320), (6160, 11156)]