66864540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18269}}^1$

素因数の和:18342

約数の個数: 48

約数和(自身を含む): 190300320

約数和(自身を除く): 123435780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 18269, 36538, 54807, 73076, 91345, 109614, 182690, 219228, 274035, 365380, 548070, 1096140, 1114409, 2228818, 3343227, 4457636, 5572045, 6686454, 11144090, 13372908, 16716135, 22288180, 33432270, 66864540]

約数ペア:

[(1, 66864540), (2, 33432270), (3, 22288180), (4, 16716135), (5, 13372908), (6, 11144090), (10, 6686454), (12, 5572045), (15, 4457636), (20, 3343227), (30, 2228818), (60, 1114409), (61, 1096140), (122, 548070), (183, 365380), (244, 274035), (305, 219228), (366, 182690), (610, 109614), (732, 91345), (915, 73076), (1220, 54807), (1830, 36538), (3660, 18269)]