128597880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12041}}^1$

素因数の和:12144

約数の個数: 64

約数和(自身を含む): 390160800

約数和(自身を除く): 261562920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 12041, 24082, 36123, 48164, 60205, 72246, 96328, 120410, 144492, 180615, 240820, 288984, 361230, 481640, 722460, 1071649, 1444920, 2143298, 3214947, 4286596, 5358245, 6429894, 8573192, 10716490, 12859788, 16074735, 21432980, 25719576, 32149470, 42865960, 64298940, 128597880]

約数ペア:

[(1, 128597880), (2, 64298940), (3, 42865960), (4, 32149470), (5, 25719576), (6, 21432980), (8, 16074735), (10, 12859788), (12, 10716490), (15, 8573192), (20, 6429894), (24, 5358245), (30, 4286596), (40, 3214947), (60, 2143298), (89, 1444920), (120, 1071649), (178, 722460), (267, 481640), (356, 361230), (445, 288984), (534, 240820), (712, 180615), (890, 144492), (1068, 120410), (1335, 96328), (1780, 72246), (2136, 60205), (2670, 48164), (3560, 36123), (5340, 24082), (10680, 12041)]