15967320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 48176640

約数和(自身を除く): 32209320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 491, 542, 813, 982, 1084, 1355, 1473, 1626, 1964, 2168, 2455, 2710, 2946, 3252, 3928, 4065, 4910, 5420, 5892, 6504, 7365, 8130, 9820, 10840, 11784, 14730, 16260, 19640, 29460, 32520, 58920, 133061, 266122, 399183, 532244, 665305, 798366, 1064488, 1330610, 1596732, 1995915, 2661220, 3193464, 3991830, 5322440, 7983660, 15967320]

約数ペア:

[(1, 15967320), (2, 7983660), (3, 5322440), (4, 3991830), (5, 3193464), (6, 2661220), (8, 1995915), (10, 1596732), (12, 1330610), (15, 1064488), (20, 798366), (24, 665305), (30, 532244), (40, 399183), (60, 266122), (120, 133061), (271, 58920), (491, 32520), (542, 29460), (813, 19640), (982, 16260), (1084, 14730), (1355, 11784), (1473, 10840), (1626, 9820), (1964, 8130), (2168, 7365), (2455, 6504), (2710, 5892), (2946, 5420), (3252, 4910), (3928, 4065)]