128512728

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{12841}}^1$

素因数の和:12992

約数の個数: 48

約数和(自身を含む): 350586600

約数和(自身を除く): 222073872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 3336, 5004, 10008, 12841, 25682, 38523, 51364, 77046, 102728, 115569, 154092, 231138, 308184, 462276, 924552, 1784899, 3569798, 5354697, 7139596, 10709394, 14279192, 16064091, 21418788, 32128182, 42837576, 64256364, 128512728]

約数ペア:

[(1, 128512728), (2, 64256364), (3, 42837576), (4, 32128182), (6, 21418788), (8, 16064091), (9, 14279192), (12, 10709394), (18, 7139596), (24, 5354697), (36, 3569798), (72, 1784899), (139, 924552), (278, 462276), (417, 308184), (556, 231138), (834, 154092), (1112, 115569), (1251, 102728), (1668, 77046), (2502, 51364), (3336, 38523), (5004, 25682), (10008, 12841)]