156778215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 295004160

約数和(自身を除く): 138225945

約数列:

[1, 3, 5, 11, 15, 19, 33, 43, 55, 57, 95, 129, 165, 209, 215, 285, 473, 627, 645, 817, 1045, 1163, 1419, 2365, 2451, 3135, 3489, 4085, 5815, 7095, 8987, 12255, 12793, 17445, 22097, 26961, 38379, 44935, 50009, 63965, 66291, 110485, 134805, 150027, 191895, 243067, 250045, 331455, 550099, 729201, 750135, 950171, 1215335, 1650297, 2750495, 2850513, 3646005, 4750855, 8251485, 10451881, 14252565, 31355643, 52259405, 156778215]

約数ペア:

[(1, 156778215), (3, 52259405), (5, 31355643), (11, 14252565), (15, 10451881), (19, 8251485), (33, 4750855), (43, 3646005), (55, 2850513), (57, 2750495), (95, 1650297), (129, 1215335), (165, 950171), (209, 750135), (215, 729201), (285, 550099), (473, 331455), (627, 250045), (645, 243067), (817, 191895), (1045, 150027), (1163, 134805), (1419, 110485), (2365, 66291), (2451, 63965), (3135, 50009), (3489, 44935), (4085, 38379), (5815, 26961), (7095, 22097), (8987, 17445), (12255, 12793)]