128204676

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 334006400

約数和(自身を除く): 205801724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 79, 122, 158, 183, 237, 244, 316, 366, 474, 549, 711, 732, 739, 948, 1098, 1422, 1478, 2196, 2217, 2844, 2956, 4434, 4819, 6651, 8868, 9638, 13302, 14457, 19276, 26604, 28914, 43371, 45079, 57828, 58381, 86742, 90158, 116762, 135237, 173484, 175143, 180316, 233524, 270474, 350286, 405711, 525429, 540948, 700572, 811422, 1050858, 1622844, 2101716, 3561241, 7122482, 10683723, 14244964, 21367446, 32051169, 42734892, 64102338, 128204676]

約数ペア:

[(1, 128204676), (2, 64102338), (3, 42734892), (4, 32051169), (6, 21367446), (9, 14244964), (12, 10683723), (18, 7122482), (36, 3561241), (61, 2101716), (79, 1622844), (122, 1050858), (158, 811422), (183, 700572), (237, 540948), (244, 525429), (316, 405711), (366, 350286), (474, 270474), (549, 233524), (711, 180316), (732, 175143), (739, 173484), (948, 135237), (1098, 116762), (1422, 90158), (1478, 86742), (2196, 58381), (2217, 57828), (2844, 45079), (2956, 43371), (4434, 28914), (4819, 26604), (6651, 19276), (8868, 14457), (9638, 13302)]