180418628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 354222960

約数和(自身を除く): 173804332

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 181, 362, 377, 661, 724, 754, 1322, 1508, 2353, 2644, 4706, 5249, 8593, 9412, 10498, 17186, 19169, 20996, 34372, 38338, 68237, 76676, 119641, 136474, 239282, 249197, 272948, 478564, 498394, 996788, 1555333, 3110666, 3469589, 6221332, 6939178, 13878356, 45104657, 90209314, 180418628]

約数ペア:

[(1, 180418628), (2, 90209314), (4, 45104657), (13, 13878356), (26, 6939178), (29, 6221332), (52, 3469589), (58, 3110666), (116, 1555333), (181, 996788), (362, 498394), (377, 478564), (661, 272948), (724, 249197), (754, 239282), (1322, 136474), (1508, 119641), (2353, 76676), (2644, 68237), (4706, 38338), (5249, 34372), (8593, 20996), (9412, 19169), (10498, 17186)]