68378454

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{619}}^1$

素因数の和:682

約数の個数: 72

約数和(自身を含む): 165826440

約数和(自身を除く): 97447986

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 361, 619, 646, 722, 969, 1083, 1238, 1857, 1938, 2166, 2907, 3249, 3714, 5571, 5814, 6137, 6498, 10523, 11142, 11761, 12274, 18411, 21046, 23522, 31569, 35283, 36822, 55233, 63138, 70566, 94707, 105849, 110466, 189414, 199937, 211698, 223459, 399874, 446918, 599811, 670377, 1199622, 1340754, 1799433, 2011131, 3598866, 3798803, 4022262, 7597606, 11396409, 22792818, 34189227, 68378454]

約数ペア:

[(1, 68378454), (2, 34189227), (3, 22792818), (6, 11396409), (9, 7597606), (17, 4022262), (18, 3798803), (19, 3598866), (34, 2011131), (38, 1799433), (51, 1340754), (57, 1199622), (102, 670377), (114, 599811), (153, 446918), (171, 399874), (306, 223459), (323, 211698), (342, 199937), (361, 189414), (619, 110466), (646, 105849), (722, 94707), (969, 70566), (1083, 63138), (1238, 55233), (1857, 36822), (1938, 35283), (2166, 31569), (2907, 23522), (3249, 21046), (3714, 18411), (5571, 12274), (5814, 11761), (6137, 11142), (6498, 10523)]