15661792920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{328753}}^1$

素因数の和:329164

約数の個数: 64

約数和(自身を含む): 47103873120

約数和(自身を除く): 31442080200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 3176, 3970, 4764, 5955, 7940, 9528, 11910, 15880, 23820, 47640, 328753, 657506, 986259, 1315012, 1643765, 1972518, 2630024, 3287530, 3945036, 4931295, 6575060, 7890072, 9862590, 13150120, 19725180, 39450360, 130514941, 261029882, 391544823, 522059764, 652574705, 783089646, 1044119528, 1305149410, 1566179292, 1957724115, 2610298820, 3132358584, 3915448230, 5220597640, 7830896460, 15661792920]

約数ペア:

[(1, 15661792920), (2, 7830896460), (3, 5220597640), (4, 3915448230), (5, 3132358584), (6, 2610298820), (8, 1957724115), (10, 1566179292), (12, 1305149410), (15, 1044119528), (20, 783089646), (24, 652574705), (30, 522059764), (40, 391544823), (60, 261029882), (120, 130514941), (397, 39450360), (794, 19725180), (1191, 13150120), (1588, 9862590), (1985, 7890072), (2382, 6575060), (3176, 4931295), (3970, 3945036), (4764, 3287530), (5955, 2630024), (7940, 1972518), (9528, 1643765), (11910, 1315012), (15880, 986259), (23820, 657506), (47640, 328753)]