131755860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8819}}^1$

素因数の和:8917

約数の個数: 72

約数和(自身を含む): 404520480

約数和(自身を除く): 272764620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 8819, 14940, 17638, 26457, 35276, 44095, 52914, 79371, 88190, 105828, 132285, 158742, 176380, 264570, 317484, 396855, 529140, 731977, 793710, 1463954, 1587420, 2195931, 2927908, 3659885, 4391862, 6587793, 7319770, 8783724, 10979655, 13175586, 14639540, 21959310, 26351172, 32938965, 43918620, 65877930, 131755860]

約数ペア:

[(1, 131755860), (2, 65877930), (3, 43918620), (4, 32938965), (5, 26351172), (6, 21959310), (9, 14639540), (10, 13175586), (12, 10979655), (15, 8783724), (18, 7319770), (20, 6587793), (30, 4391862), (36, 3659885), (45, 2927908), (60, 2195931), (83, 1587420), (90, 1463954), (166, 793710), (180, 731977), (249, 529140), (332, 396855), (415, 317484), (498, 264570), (747, 176380), (830, 158742), (996, 132285), (1245, 105828), (1494, 88190), (1660, 79371), (2490, 52914), (2988, 44095), (3735, 35276), (4980, 26457), (7470, 17638), (8819, 14940)]