608551328

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 144

約数和(自身を含む): 1549461312

約数和(自身を除く): 940909984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 224, 248, 257, 308, 341, 352, 434, 496, 514, 616, 682, 868, 961, 992, 1028, 1232, 1364, 1736, 1799, 1922, 2056, 2387, 2464, 2728, 2827, 3472, 3598, 3844, 4112, 4774, 5456, 5654, 6727, 6944, 7196, 7688, 7967, 8224, 9548, 10571, 10912, 11308, 13454, 14392, 15376, 15934, 19096, 19789, 21142, 22616, 26908, 28784, 30752, 31868, 38192, 39578, 42284, 45232, 53816, 55769, 57568, 63736, 73997, 76384, 79156, 84568, 87637, 90464, 107632, 111538, 127472, 147994, 158312, 169136, 175274, 215264, 223076, 246977, 254944, 295988, 316624, 338272, 350548, 446152, 493954, 591976, 613459, 633248, 701096, 892304, 987908, 1183952, 1226918, 1402192, 1728839, 1784608, 1975816, 2367904, 2453836, 2716747, 2804384, 3457678, 3951632, 4907672, 5433494, 6915356, 7903264, 9815344, 10866988, 13830712, 19017229, 19630688, 21733976, 27661424, 38034458, 43467952, 55322848, 76068916, 86935904, 152137832, 304275664, 608551328]

約数ペア:

[(1, 608551328), (2, 304275664), (4, 152137832), (7, 86935904), (8, 76068916), (11, 55322848), (14, 43467952), (16, 38034458), (22, 27661424), (28, 21733976), (31, 19630688), (32, 19017229), (44, 13830712), (56, 10866988), (62, 9815344), (77, 7903264), (88, 6915356), (112, 5433494), (124, 4907672), (154, 3951632), (176, 3457678), (217, 2804384), (224, 2716747), (248, 2453836), (257, 2367904), (308, 1975816), (341, 1784608), (352, 1728839), (434, 1402192), (496, 1226918), (514, 1183952), (616, 987908), (682, 892304), (868, 701096), (961, 633248), (992, 613459), (1028, 591976), (1232, 493954), (1364, 446152), (1736, 350548), (1799, 338272), (1922, 316624), (2056, 295988), (2387, 254944), (2464, 246977), (2728, 223076), (2827, 215264), (3472, 175274), (3598, 169136), (3844, 158312), (4112, 147994), (4774, 127472), (5456, 111538), (5654, 107632), (6727, 90464), (6944, 87637), (7196, 84568), (7688, 79156), (7967, 76384), (8224, 73997), (9548, 63736), (10571, 57568), (10912, 55769), (11308, 53816), (13454, 45232), (14392, 42284), (15376, 39578), (15934, 38192), (19096, 31868), (19789, 30752), (21142, 28784), (22616, 26908)]