27420720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1950

約数の個数: 80

約数和(自身を含む): 86443872

約数和(自身を除く): 59023152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1873, 2440, 2928, 3660, 3746, 4880, 5619, 7320, 7492, 9365, 11238, 14640, 14984, 18730, 22476, 28095, 29968, 37460, 44952, 56190, 74920, 89904, 112380, 114253, 149840, 224760, 228506, 342759, 449520, 457012, 571265, 685518, 914024, 1142530, 1371036, 1713795, 1828048, 2285060, 2742072, 3427590, 4570120, 5484144, 6855180, 9140240, 13710360, 27420720]

約数ペア:

[(1, 27420720), (2, 13710360), (3, 9140240), (4, 6855180), (5, 5484144), (6, 4570120), (8, 3427590), (10, 2742072), (12, 2285060), (15, 1828048), (16, 1713795), (20, 1371036), (24, 1142530), (30, 914024), (40, 685518), (48, 571265), (60, 457012), (61, 449520), (80, 342759), (120, 228506), (122, 224760), (183, 149840), (240, 114253), (244, 112380), (305, 89904), (366, 74920), (488, 56190), (610, 44952), (732, 37460), (915, 29968), (976, 28095), (1220, 22476), (1464, 18730), (1830, 14984), (1873, 14640), (2440, 11238), (2928, 9365), (3660, 7492), (3746, 7320), (4880, 5619)]