70978920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25717}}^1$

素因数の和:25754

約数の個数: 64

約数和(自身を含む): 222203520

約数和(自身を除く): 151224600

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, 25717, 51434, 77151, 102868, 128585, 154302, 205736, 257170, 308604, 385755, 514340, 591491, 617208, 771510, 1028680, 1182982, 1543020, 1774473, 2365964, 2957455, 3086040, 3548946, 4731928, 5914910, 7097892, 8872365, 11829820, 14195784, 17744730, 23659640, 35489460, 70978920]

約数ペア:

[(1, 70978920), (2, 35489460), (3, 23659640), (4, 17744730), (5, 14195784), (6, 11829820), (8, 8872365), (10, 7097892), (12, 5914910), (15, 4731928), (20, 3548946), (23, 3086040), (24, 2957455), (30, 2365964), (40, 1774473), (46, 1543020), (60, 1182982), (69, 1028680), (92, 771510), (115, 617208), (120, 591491), (138, 514340), (184, 385755), (230, 308604), (276, 257170), (345, 205736), (460, 154302), (552, 128585), (690, 102868), (920, 77151), (1380, 51434), (2760, 25717)]