189777770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{601}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 422343936

約数和(自身を除く): 232566166

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 347, 455, 601, 694, 910, 1202, 1735, 2429, 3005, 3470, 4207, 4511, 4858, 6010, 7813, 8414, 9022, 12145, 15626, 21035, 22555, 24290, 31577, 39065, 42070, 45110, 54691, 63154, 78130, 109382, 157885, 208547, 273455, 315770, 417094, 546910, 1042735, 1459829, 2085470, 2711111, 2919658, 5422222, 7299145, 13555555, 14598290, 18977777, 27111110, 37955554, 94888885, 189777770]

約数ペア:

[(1, 189777770), (2, 94888885), (5, 37955554), (7, 27111110), (10, 18977777), (13, 14598290), (14, 13555555), (26, 7299145), (35, 5422222), (65, 2919658), (70, 2711111), (91, 2085470), (130, 1459829), (182, 1042735), (347, 546910), (455, 417094), (601, 315770), (694, 273455), (910, 208547), (1202, 157885), (1735, 109382), (2429, 78130), (3005, 63154), (3470, 54691), (4207, 45110), (4511, 42070), (4858, 39065), (6010, 31577), (7813, 24290), (8414, 22555), (9022, 21035), (12145, 15626)]