31051320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13619}}^1$

素因数の和:13652

約数の個数: 64

約数和(自身を含む): 98064000

約数和(自身を除く): 67012680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13619, 27238, 40857, 54476, 68095, 81714, 108952, 136190, 163428, 204285, 258761, 272380, 326856, 408570, 517522, 544760, 776283, 817140, 1035044, 1293805, 1552566, 1634280, 2070088, 2587610, 3105132, 3881415, 5175220, 6210264, 7762830, 10350440, 15525660, 31051320]

約数ペア:

[(1, 31051320), (2, 15525660), (3, 10350440), (4, 7762830), (5, 6210264), (6, 5175220), (8, 3881415), (10, 3105132), (12, 2587610), (15, 2070088), (19, 1634280), (20, 1552566), (24, 1293805), (30, 1035044), (38, 817140), (40, 776283), (57, 544760), (60, 517522), (76, 408570), (95, 326856), (114, 272380), (120, 258761), (152, 204285), (190, 163428), (228, 136190), (285, 108952), (380, 81714), (456, 68095), (570, 54476), (760, 40857), (1140, 27238), (2280, 13619)]