31905480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5657}}^1$

素因数の和:5718

約数の個数: 64

約数和(自身を含む): 97770240

約数和(自身を除く): 65864760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 5657, 11314, 16971, 22628, 28285, 33942, 45256, 56570, 67884, 84855, 113140, 135768, 169710, 226280, 265879, 339420, 531758, 678840, 797637, 1063516, 1329395, 1595274, 2127032, 2658790, 3190548, 3988185, 5317580, 6381096, 7976370, 10635160, 15952740, 31905480]

約数ペア:

[(1, 31905480), (2, 15952740), (3, 10635160), (4, 7976370), (5, 6381096), (6, 5317580), (8, 3988185), (10, 3190548), (12, 2658790), (15, 2127032), (20, 1595274), (24, 1329395), (30, 1063516), (40, 797637), (47, 678840), (60, 531758), (94, 339420), (120, 265879), (141, 226280), (188, 169710), (235, 135768), (282, 113140), (376, 84855), (470, 67884), (564, 56570), (705, 45256), (940, 33942), (1128, 28285), (1410, 22628), (1880, 16971), (2820, 11314), (5640, 5657)]