220136778

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{19139}}^1$

素因数の和:19224

約数の個数: 40

約数和(自身を含む): 500243040

約数和(自身を除く): 280106262

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 11502, 19139, 38278, 57417, 114834, 172251, 344502, 516753, 1033506, 1358869, 1550259, 2717738, 3100518, 4076607, 8153214, 12229821, 24459642, 36689463, 73378926, 110068389, 220136778]

約数ペア:

[(1, 220136778), (2, 110068389), (3, 73378926), (6, 36689463), (9, 24459642), (18, 12229821), (27, 8153214), (54, 4076607), (71, 3100518), (81, 2717738), (142, 1550259), (162, 1358869), (213, 1033506), (426, 516753), (639, 344502), (1278, 172251), (1917, 114834), (3834, 57417), (5751, 38278), (11502, 19139)]