140231728

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13759}}^1$

素因数の和:13794

約数の個数: 60

約数和(自身を含む): 340394880

約数和(自身を除く): 200163152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 13759, 27518, 55036, 96313, 110072, 178867, 192626, 220144, 357734, 385252, 674191, 715468, 770504, 1252069, 1348382, 1430936, 1541008, 2504138, 2696764, 2861872, 5008276, 5393528, 8764483, 10016552, 10787056, 17528966, 20033104, 35057932, 70115864, 140231728]

約数ペア:

[(1, 140231728), (2, 70115864), (4, 35057932), (7, 20033104), (8, 17528966), (13, 10787056), (14, 10016552), (16, 8764483), (26, 5393528), (28, 5008276), (49, 2861872), (52, 2696764), (56, 2504138), (91, 1541008), (98, 1430936), (104, 1348382), (112, 1252069), (182, 770504), (196, 715468), (208, 674191), (364, 385252), (392, 357734), (637, 220144), (728, 192626), (784, 178867), (1274, 110072), (1456, 96313), (2548, 55036), (5096, 27518), (10192, 13759)]