57211320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{971}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 172160640

約数和(自身を除く): 114949320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 971, 982, 1473, 1942, 1964, 2455, 2913, 2946, 3884, 3928, 4855, 4910, 5826, 5892, 7365, 7768, 9710, 9820, 11652, 11784, 14565, 14730, 19420, 19640, 23304, 29130, 29460, 38840, 58260, 58920, 116520, 476761, 953522, 1430283, 1907044, 2383805, 2860566, 3814088, 4767610, 5721132, 7151415, 9535220, 11442264, 14302830, 19070440, 28605660, 57211320]

約数ペア:

[(1, 57211320), (2, 28605660), (3, 19070440), (4, 14302830), (5, 11442264), (6, 9535220), (8, 7151415), (10, 5721132), (12, 4767610), (15, 3814088), (20, 2860566), (24, 2383805), (30, 1907044), (40, 1430283), (60, 953522), (120, 476761), (491, 116520), (971, 58920), (982, 58260), (1473, 38840), (1942, 29460), (1964, 29130), (2455, 23304), (2913, 19640), (2946, 19420), (3884, 14730), (3928, 14565), (4855, 11784), (4910, 11652), (5826, 9820), (5892, 9710), (7365, 7768)]