305390960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 851945472

約数和(自身を除く): 546554512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 47, 56, 70, 80, 82, 94, 112, 140, 164, 188, 205, 235, 280, 283, 287, 328, 329, 376, 410, 470, 560, 566, 574, 656, 658, 752, 820, 940, 1132, 1148, 1316, 1415, 1435, 1640, 1645, 1880, 1927, 1981, 2264, 2296, 2632, 2830, 2870, 3280, 3290, 3760, 3854, 3962, 4528, 4592, 5264, 5660, 5740, 6580, 7708, 7924, 9635, 9905, 11320, 11480, 11603, 13160, 13301, 13489, 15416, 15848, 19270, 19810, 22640, 22960, 23206, 26320, 26602, 26978, 30832, 31696, 38540, 39620, 46412, 53204, 53956, 58015, 66505, 67445, 77080, 79240, 81221, 92824, 93107, 106408, 107912, 116030, 133010, 134890, 154160, 158480, 162442, 185648, 186214, 212816, 215824, 232060, 266020, 269780, 324884, 372428, 406105, 464120, 465535, 532040, 539560, 545341, 649768, 744856, 812210, 928240, 931070, 1064080, 1079120, 1090682, 1299536, 1489712, 1624420, 1862140, 2181364, 2726705, 3248840, 3724280, 3817387, 4362728, 5453410, 6497680, 7448560, 7634774, 8725456, 10906820, 15269548, 19086935, 21813640, 30539096, 38173870, 43627280, 61078192, 76347740, 152695480, 305390960]

約数ペア:

[(1, 305390960), (2, 152695480), (4, 76347740), (5, 61078192), (7, 43627280), (8, 38173870), (10, 30539096), (14, 21813640), (16, 19086935), (20, 15269548), (28, 10906820), (35, 8725456), (40, 7634774), (41, 7448560), (47, 6497680), (56, 5453410), (70, 4362728), (80, 3817387), (82, 3724280), (94, 3248840), (112, 2726705), (140, 2181364), (164, 1862140), (188, 1624420), (205, 1489712), (235, 1299536), (280, 1090682), (283, 1079120), (287, 1064080), (328, 931070), (329, 928240), (376, 812210), (410, 744856), (470, 649768), (560, 545341), (566, 539560), (574, 532040), (656, 465535), (658, 464120), (752, 406105), (820, 372428), (940, 324884), (1132, 269780), (1148, 266020), (1316, 232060), (1415, 215824), (1435, 212816), (1640, 186214), (1645, 185648), (1880, 162442), (1927, 158480), (1981, 154160), (2264, 134890), (2296, 133010), (2632, 116030), (2830, 107912), (2870, 106408), (3280, 93107), (3290, 92824), (3760, 81221), (3854, 79240), (3962, 77080), (4528, 67445), (4592, 66505), (5264, 58015), (5660, 53956), (5740, 53204), (6580, 46412), (7708, 39620), (7924, 38540), (9635, 31696), (9905, 30832), (11320, 26978), (11480, 26602), (11603, 26320), (13160, 23206), (13301, 22960), (13489, 22640), (15416, 19810), (15848, 19270)]