18131700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3181}}^1$

素因数の和:3217

約数の個数: 72

約数和(自身を含む): 55239520

約数和(自身を除く): 37107820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3181, 5700, 6362, 9543, 12724, 15905, 19086, 31810, 38172, 47715, 60439, 63620, 79525, 95430, 120878, 159050, 181317, 190860, 238575, 241756, 302195, 318100, 362634, 477150, 604390, 725268, 906585, 954300, 1208780, 1510975, 1813170, 3021950, 3626340, 4532925, 6043900, 9065850, 18131700]

約数ペア:

[(1, 18131700), (2, 9065850), (3, 6043900), (4, 4532925), (5, 3626340), (6, 3021950), (10, 1813170), (12, 1510975), (15, 1208780), (19, 954300), (20, 906585), (25, 725268), (30, 604390), (38, 477150), (50, 362634), (57, 318100), (60, 302195), (75, 241756), (76, 238575), (95, 190860), (100, 181317), (114, 159050), (150, 120878), (190, 95430), (228, 79525), (285, 63620), (300, 60439), (380, 47715), (475, 38172), (570, 31810), (950, 19086), (1140, 15905), (1425, 12724), (1900, 9543), (2850, 6362), (3181, 5700)]