55432720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 152668800

約数和(自身を除く): 97236080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 179, 196, 245, 280, 316, 358, 392, 395, 490, 553, 560, 632, 716, 784, 790, 895, 980, 1106, 1253, 1264, 1432, 1580, 1790, 1960, 2212, 2506, 2765, 2864, 3160, 3580, 3871, 3920, 4424, 5012, 5530, 6265, 6320, 7160, 7742, 8771, 8848, 10024, 11060, 12530, 14141, 14320, 15484, 17542, 19355, 20048, 22120, 25060, 28282, 30968, 35084, 38710, 43855, 44240, 50120, 56564, 61936, 70168, 70705, 77420, 87710, 98987, 100240, 113128, 140336, 141410, 154840, 175420, 197974, 226256, 282820, 309680, 350840, 395948, 494935, 565640, 692909, 701680, 791896, 989870, 1131280, 1385818, 1583792, 1979740, 2771636, 3464545, 3959480, 5543272, 6929090, 7918960, 11086544, 13858180, 27716360, 55432720]

約数ペア:

[(1, 55432720), (2, 27716360), (4, 13858180), (5, 11086544), (7, 7918960), (8, 6929090), (10, 5543272), (14, 3959480), (16, 3464545), (20, 2771636), (28, 1979740), (35, 1583792), (40, 1385818), (49, 1131280), (56, 989870), (70, 791896), (79, 701680), (80, 692909), (98, 565640), (112, 494935), (140, 395948), (158, 350840), (179, 309680), (196, 282820), (245, 226256), (280, 197974), (316, 175420), (358, 154840), (392, 141410), (395, 140336), (490, 113128), (553, 100240), (560, 98987), (632, 87710), (716, 77420), (784, 70705), (790, 70168), (895, 61936), (980, 56564), (1106, 50120), (1253, 44240), (1264, 43855), (1432, 38710), (1580, 35084), (1790, 30968), (1960, 28282), (2212, 25060), (2506, 22120), (2765, 20048), (2864, 19355), (3160, 17542), (3580, 15484), (3871, 14320), (3920, 14141), (4424, 12530), (5012, 11060), (5530, 10024), (6265, 8848), (6320, 8771), (7160, 7742)]