191968020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56131}}^1$

素因数の和:56165

約数の個数: 72

約数和(自身を含む): 612961440

約数和(自身を除く): 420993420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 56131, 112262, 168393, 224524, 280655, 336786, 505179, 561310, 673572, 841965, 1010358, 1066489, 1122620, 1683930, 2020716, 2132978, 2525895, 3199467, 3367860, 4265956, 5051790, 5332445, 6398934, 9598401, 10103580, 10664890, 12797868, 15997335, 19196802, 21329780, 31994670, 38393604, 47992005, 63989340, 95984010, 191968020]

約数ペア:

[(1, 191968020), (2, 95984010), (3, 63989340), (4, 47992005), (5, 38393604), (6, 31994670), (9, 21329780), (10, 19196802), (12, 15997335), (15, 12797868), (18, 10664890), (19, 10103580), (20, 9598401), (30, 6398934), (36, 5332445), (38, 5051790), (45, 4265956), (57, 3367860), (60, 3199467), (76, 2525895), (90, 2132978), (95, 2020716), (114, 1683930), (171, 1122620), (180, 1066489), (190, 1010358), (228, 841965), (285, 673572), (342, 561310), (380, 505179), (570, 336786), (684, 280655), (855, 224524), (1140, 168393), (1710, 112262), (3420, 56131)]