17997960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6521}}^1$

素因数の和:6558

約数の個数: 64

約数和(自身を含む): 56350080

約数和(自身を除く): 38352120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6521, 13042, 19563, 26084, 32605, 39126, 52168, 65210, 78252, 97815, 130420, 149983, 156504, 195630, 260840, 299966, 391260, 449949, 599932, 749915, 782520, 899898, 1199864, 1499830, 1799796, 2249745, 2999660, 3599592, 4499490, 5999320, 8998980, 17997960]

約数ペア:

[(1, 17997960), (2, 8998980), (3, 5999320), (4, 4499490), (5, 3599592), (6, 2999660), (8, 2249745), (10, 1799796), (12, 1499830), (15, 1199864), (20, 899898), (23, 782520), (24, 749915), (30, 599932), (40, 449949), (46, 391260), (60, 299966), (69, 260840), (92, 195630), (115, 156504), (120, 149983), (138, 130420), (184, 97815), (230, 78252), (276, 65210), (345, 52168), (460, 39126), (552, 32605), (690, 26084), (920, 19563), (1380, 13042), (2760, 6521)]