77158920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 248054400

約数和(自身を除く): 170895480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 109, 120, 136, 170, 204, 218, 255, 327, 340, 347, 408, 436, 510, 545, 654, 680, 694, 872, 1020, 1041, 1090, 1308, 1388, 1635, 1735, 1853, 2040, 2082, 2180, 2616, 2776, 3270, 3470, 3706, 4164, 4360, 5205, 5559, 5899, 6540, 6940, 7412, 8328, 9265, 10410, 11118, 11798, 13080, 13880, 14824, 17697, 18530, 20820, 22236, 23596, 27795, 29495, 35394, 37060, 37823, 41640, 44472, 47192, 55590, 58990, 70788, 74120, 75646, 88485, 111180, 113469, 117980, 141576, 151292, 176970, 189115, 222360, 226938, 235960, 302584, 353940, 378230, 453876, 567345, 642991, 707880, 756460, 907752, 1134690, 1285982, 1512920, 1928973, 2269380, 2571964, 3214955, 3857946, 4538760, 5143928, 6429910, 7715892, 9644865, 12859820, 15431784, 19289730, 25719640, 38579460, 77158920]

約数ペア:

[(1, 77158920), (2, 38579460), (3, 25719640), (4, 19289730), (5, 15431784), (6, 12859820), (8, 9644865), (10, 7715892), (12, 6429910), (15, 5143928), (17, 4538760), (20, 3857946), (24, 3214955), (30, 2571964), (34, 2269380), (40, 1928973), (51, 1512920), (60, 1285982), (68, 1134690), (85, 907752), (102, 756460), (109, 707880), (120, 642991), (136, 567345), (170, 453876), (204, 378230), (218, 353940), (255, 302584), (327, 235960), (340, 226938), (347, 222360), (408, 189115), (436, 176970), (510, 151292), (545, 141576), (654, 117980), (680, 113469), (694, 111180), (872, 88485), (1020, 75646), (1041, 74120), (1090, 70788), (1308, 58990), (1388, 55590), (1635, 47192), (1735, 44472), (1853, 41640), (2040, 37823), (2082, 37060), (2180, 35394), (2616, 29495), (2776, 27795), (3270, 23596), (3470, 22236), (3706, 20820), (4164, 18530), (4360, 17697), (5205, 14824), (5559, 13880), (5899, 13080), (6540, 11798), (6940, 11118), (7412, 10410), (8328, 9265)]