128800908

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 370349280

約数和(自身を除く): 241548372

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 73, 93, 102, 108, 124, 146, 153, 186, 204, 219, 279, 292, 306, 372, 438, 459, 527, 558, 612, 657, 837, 876, 918, 961, 1054, 1116, 1241, 1314, 1581, 1674, 1836, 1922, 1971, 2108, 2263, 2482, 2628, 2883, 3162, 3348, 3723, 3844, 3942, 4526, 4743, 4964, 5766, 6324, 6789, 7446, 7884, 8649, 9052, 9486, 11169, 11532, 13578, 14229, 14892, 16337, 17298, 18972, 20367, 22338, 25947, 27156, 28458, 32674, 33507, 34596, 38471, 40734, 44676, 49011, 51894, 56916, 61101, 65348, 67014, 70153, 76942, 81468, 98022, 103788, 115413, 122202, 134028, 140306, 147033, 153884, 196044, 210459, 230826, 244404, 280612, 294066, 346239, 420918, 441099, 461652, 588132, 631377, 692478, 841836, 882198, 1038717, 1192601, 1262754, 1384956, 1764396, 1894131, 2077434, 2385202, 2525508, 3577803, 3788262, 4154868, 4770404, 7155606, 7576524, 10733409, 14311212, 21466818, 32200227, 42933636, 64400454, 128800908]

約数ペア:

[(1, 128800908), (2, 64400454), (3, 42933636), (4, 32200227), (6, 21466818), (9, 14311212), (12, 10733409), (17, 7576524), (18, 7155606), (27, 4770404), (31, 4154868), (34, 3788262), (36, 3577803), (51, 2525508), (54, 2385202), (62, 2077434), (68, 1894131), (73, 1764396), (93, 1384956), (102, 1262754), (108, 1192601), (124, 1038717), (146, 882198), (153, 841836), (186, 692478), (204, 631377), (219, 588132), (279, 461652), (292, 441099), (306, 420918), (372, 346239), (438, 294066), (459, 280612), (527, 244404), (558, 230826), (612, 210459), (657, 196044), (837, 153884), (876, 147033), (918, 140306), (961, 134028), (1054, 122202), (1116, 115413), (1241, 103788), (1314, 98022), (1581, 81468), (1674, 76942), (1836, 70153), (1922, 67014), (1971, 65348), (2108, 61101), (2263, 56916), (2482, 51894), (2628, 49011), (2883, 44676), (3162, 40734), (3348, 38471), (3723, 34596), (3844, 33507), (3942, 32674), (4526, 28458), (4743, 27156), (4964, 25947), (5766, 22338), (6324, 20367), (6789, 18972), (7446, 17298), (7884, 16337), (8649, 14892), (9052, 14229), (9486, 13578), (11169, 11532)]