287370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 778752

約数和(自身を除く): 491382

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 103, 155, 186, 206, 279, 309, 310, 465, 515, 558, 618, 927, 930, 1030, 1395, 1545, 1854, 2790, 3090, 3193, 4635, 6386, 9270, 9579, 15965, 19158, 28737, 31930, 47895, 57474, 95790, 143685, 287370]

約数ペア:

[(1, 287370), (2, 143685), (3, 95790), (5, 57474), (6, 47895), (9, 31930), (10, 28737), (15, 19158), (18, 15965), (30, 9579), (31, 9270), (45, 6386), (62, 4635), (90, 3193), (93, 3090), (103, 2790), (155, 1854), (186, 1545), (206, 1395), (279, 1030), (309, 930), (310, 927), (465, 618), (515, 558)]