131219660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 337215648

約数和(自身を除く): 205995988

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 43, 44, 52, 55, 65, 86, 97, 110, 121, 130, 143, 172, 194, 215, 220, 242, 260, 286, 388, 430, 473, 484, 485, 559, 572, 605, 715, 860, 946, 970, 1067, 1118, 1210, 1261, 1430, 1573, 1892, 1940, 2134, 2236, 2365, 2420, 2522, 2795, 2860, 3146, 4171, 4268, 4730, 5044, 5203, 5335, 5590, 6149, 6292, 6305, 7865, 8342, 9460, 10406, 10670, 11180, 11737, 12298, 12610, 13871, 15730, 16684, 20812, 20855, 21340, 23474, 24596, 25220, 26015, 27742, 30745, 31460, 41710, 45881, 46948, 52030, 54223, 55484, 58685, 61490, 67639, 69355, 83420, 91762, 104060, 108446, 117370, 122980, 135278, 138710, 152581, 183524, 216892, 229405, 234740, 270556, 271115, 277420, 305162, 338195, 458810, 504691, 542230, 596453, 610324, 676390, 762905, 917620, 1009382, 1084460, 1192906, 1352780, 1525810, 2018764, 2385812, 2523455, 2982265, 3051620, 5046910, 5964530, 6560983, 10093820, 11929060, 13121966, 26243932, 32804915, 65609830, 131219660]

約数ペア:

[(1, 131219660), (2, 65609830), (4, 32804915), (5, 26243932), (10, 13121966), (11, 11929060), (13, 10093820), (20, 6560983), (22, 5964530), (26, 5046910), (43, 3051620), (44, 2982265), (52, 2523455), (55, 2385812), (65, 2018764), (86, 1525810), (97, 1352780), (110, 1192906), (121, 1084460), (130, 1009382), (143, 917620), (172, 762905), (194, 676390), (215, 610324), (220, 596453), (242, 542230), (260, 504691), (286, 458810), (388, 338195), (430, 305162), (473, 277420), (484, 271115), (485, 270556), (559, 234740), (572, 229405), (605, 216892), (715, 183524), (860, 152581), (946, 138710), (970, 135278), (1067, 122980), (1118, 117370), (1210, 108446), (1261, 104060), (1430, 91762), (1573, 83420), (1892, 69355), (1940, 67639), (2134, 61490), (2236, 58685), (2365, 55484), (2420, 54223), (2522, 52030), (2795, 46948), (2860, 45881), (3146, 41710), (4171, 31460), (4268, 30745), (4730, 27742), (5044, 26015), (5203, 25220), (5335, 24596), (5590, 23474), (6149, 21340), (6292, 20855), (6305, 20812), (7865, 16684), (8342, 15730), (9460, 13871), (10406, 12610), (10670, 12298), (11180, 11737)]