19515360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 62203680

約数和(自身を除く): 42688320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 373, 436, 480, 545, 654, 746, 872, 1090, 1119, 1308, 1492, 1635, 1744, 1865, 2180, 2238, 2616, 2984, 3270, 3488, 3730, 4360, 4476, 5232, 5595, 5968, 6540, 7460, 8720, 8952, 10464, 11190, 11936, 13080, 14920, 17440, 17904, 22380, 26160, 29840, 35808, 40657, 44760, 52320, 59680, 81314, 89520, 121971, 162628, 179040, 203285, 243942, 325256, 406570, 487884, 609855, 650512, 813140, 975768, 1219710, 1301024, 1626280, 1951536, 2439420, 3252560, 3903072, 4878840, 6505120, 9757680, 19515360]

約数ペア:

[(1, 19515360), (2, 9757680), (3, 6505120), (4, 4878840), (5, 3903072), (6, 3252560), (8, 2439420), (10, 1951536), (12, 1626280), (15, 1301024), (16, 1219710), (20, 975768), (24, 813140), (30, 650512), (32, 609855), (40, 487884), (48, 406570), (60, 325256), (80, 243942), (96, 203285), (109, 179040), (120, 162628), (160, 121971), (218, 89520), (240, 81314), (327, 59680), (373, 52320), (436, 44760), (480, 40657), (545, 35808), (654, 29840), (746, 26160), (872, 22380), (1090, 17904), (1119, 17440), (1308, 14920), (1492, 13080), (1635, 11936), (1744, 11190), (1865, 10464), (2180, 8952), (2238, 8720), (2616, 7460), (2984, 6540), (3270, 5968), (3488, 5595), (3730, 5232), (4360, 4476)]