144852920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{213019}}^1$

素因数の和:213047

約数の個数: 32

約数和(自身を含む): 345092400

約数和(自身を除く): 200239480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 213019, 426038, 852076, 1065095, 1704152, 2130190, 3621323, 4260380, 7242646, 8520760, 14485292, 18106615, 28970584, 36213230, 72426460, 144852920]

約数ペア:

[(1, 144852920), (2, 72426460), (4, 36213230), (5, 28970584), (8, 18106615), (10, 14485292), (17, 8520760), (20, 7242646), (34, 4260380), (40, 3621323), (68, 2130190), (85, 1704152), (136, 1065095), (170, 852076), (340, 426038), (680, 213019)]