26428860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 85307040

約数和(自身を除く): 58878180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 61, 83, 87, 90, 116, 122, 145, 166, 174, 180, 183, 244, 249, 261, 290, 305, 332, 348, 366, 415, 435, 498, 522, 549, 580, 610, 732, 747, 830, 870, 915, 996, 1044, 1098, 1220, 1245, 1305, 1494, 1660, 1740, 1769, 1830, 2196, 2407, 2490, 2610, 2745, 2988, 3538, 3660, 3735, 4814, 4980, 5063, 5220, 5307, 5490, 7076, 7221, 7470, 8845, 9628, 10126, 10614, 10980, 12035, 14442, 14940, 15189, 15921, 17690, 20252, 21228, 21663, 24070, 25315, 26535, 28884, 30378, 31842, 35380, 36105, 43326, 45567, 48140, 50630, 53070, 60756, 63684, 72210, 75945, 79605, 86652, 91134, 101260, 106140, 108315, 144420, 146827, 151890, 159210, 182268, 216630, 227835, 293654, 303780, 318420, 433260, 440481, 455670, 587308, 734135, 880962, 911340, 1321443, 1468270, 1761924, 2202405, 2642886, 2936540, 4404810, 5285772, 6607215, 8809620, 13214430, 26428860]

約数ペア:

[(1, 26428860), (2, 13214430), (3, 8809620), (4, 6607215), (5, 5285772), (6, 4404810), (9, 2936540), (10, 2642886), (12, 2202405), (15, 1761924), (18, 1468270), (20, 1321443), (29, 911340), (30, 880962), (36, 734135), (45, 587308), (58, 455670), (60, 440481), (61, 433260), (83, 318420), (87, 303780), (90, 293654), (116, 227835), (122, 216630), (145, 182268), (166, 159210), (174, 151890), (180, 146827), (183, 144420), (244, 108315), (249, 106140), (261, 101260), (290, 91134), (305, 86652), (332, 79605), (348, 75945), (366, 72210), (415, 63684), (435, 60756), (498, 53070), (522, 50630), (549, 48140), (580, 45567), (610, 43326), (732, 36105), (747, 35380), (830, 31842), (870, 30378), (915, 28884), (996, 26535), (1044, 25315), (1098, 24070), (1220, 21663), (1245, 21228), (1305, 20252), (1494, 17690), (1660, 15921), (1740, 15189), (1769, 14940), (1830, 14442), (2196, 12035), (2407, 10980), (2490, 10614), (2610, 10126), (2745, 9628), (2988, 8845), (3538, 7470), (3660, 7221), (3735, 7076), (4814, 5490), (4980, 5307), (5063, 5220)]