155878956

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1151

約数の個数: 72

約数和(自身を含む): 407591184

約数和(自身を除く): 251712228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 101, 129, 172, 202, 258, 303, 387, 404, 516, 606, 774, 909, 997, 1212, 1548, 1818, 1994, 2991, 3636, 3988, 4343, 5982, 8686, 8973, 11964, 13029, 17372, 17946, 26058, 35892, 39087, 42871, 52116, 78174, 85742, 100697, 128613, 156348, 171484, 201394, 257226, 302091, 385839, 402788, 514452, 604182, 771678, 906273, 1208364, 1543356, 1812546, 3625092, 4329971, 8659942, 12989913, 17319884, 25979826, 38969739, 51959652, 77939478, 155878956]

約数ペア:

[(1, 155878956), (2, 77939478), (3, 51959652), (4, 38969739), (6, 25979826), (9, 17319884), (12, 12989913), (18, 8659942), (36, 4329971), (43, 3625092), (86, 1812546), (101, 1543356), (129, 1208364), (172, 906273), (202, 771678), (258, 604182), (303, 514452), (387, 402788), (404, 385839), (516, 302091), (606, 257226), (774, 201394), (909, 171484), (997, 156348), (1212, 128613), (1548, 100697), (1818, 85742), (1994, 78174), (2991, 52116), (3636, 42871), (3988, 39087), (4343, 35892), (5982, 26058), (8686, 17946), (8973, 17372), (11964, 13029)]