28064760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{863}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 84602880

約数和(自身を除く): 56538120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 863, 1084, 1355, 1626, 1726, 2168, 2589, 2710, 3252, 3452, 4065, 4315, 5178, 5420, 6504, 6904, 8130, 8630, 10356, 10840, 12945, 16260, 17260, 20712, 25890, 32520, 34520, 51780, 103560, 233873, 467746, 701619, 935492, 1169365, 1403238, 1870984, 2338730, 2806476, 3508095, 4677460, 5612952, 7016190, 9354920, 14032380, 28064760]

約数ペア:

[(1, 28064760), (2, 14032380), (3, 9354920), (4, 7016190), (5, 5612952), (6, 4677460), (8, 3508095), (10, 2806476), (12, 2338730), (15, 1870984), (20, 1403238), (24, 1169365), (30, 935492), (40, 701619), (60, 467746), (120, 233873), (271, 103560), (542, 51780), (813, 34520), (863, 32520), (1084, 25890), (1355, 20712), (1626, 17260), (1726, 16260), (2168, 12945), (2589, 10840), (2710, 10356), (3252, 8630), (3452, 8130), (4065, 6904), (4315, 6504), (5178, 5420)]