251404296

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 812851200

約数和(自身を除く): 561446904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 31, 33, 34, 39, 44, 51, 52, 62, 66, 68, 78, 88, 93, 102, 104, 124, 132, 136, 139, 143, 156, 186, 187, 204, 221, 248, 264, 278, 286, 312, 341, 372, 374, 403, 408, 417, 429, 442, 527, 556, 561, 572, 663, 682, 744, 748, 806, 834, 858, 884, 1023, 1054, 1112, 1122, 1144, 1209, 1326, 1364, 1496, 1529, 1581, 1612, 1668, 1716, 1768, 1807, 2046, 2108, 2244, 2363, 2418, 2431, 2652, 2728, 3058, 3162, 3224, 3336, 3432, 3614, 4092, 4216, 4309, 4433, 4488, 4587, 4726, 4836, 4862, 5304, 5421, 5797, 6116, 6324, 6851, 7089, 7228, 7293, 8184, 8618, 8866, 9174, 9452, 9672, 9724, 10842, 11594, 12232, 12648, 12927, 13299, 13702, 14178, 14456, 14586, 17236, 17391, 17732, 18348, 18904, 19448, 19877, 20553, 21684, 23188, 25854, 25993, 26598, 27404, 28356, 29172, 30719, 34472, 34782, 35464, 36696, 39754, 41106, 43368, 46376, 47399, 51708, 51986, 53196, 54808, 56017, 56712, 58344, 59631, 61438, 69564, 73253, 75361, 77979, 79508, 82212, 92157, 94798, 103416, 103972, 106392, 112034, 119262, 122876, 139128, 142197, 146506, 150722, 155958, 159016, 164424, 168051, 184314, 189596, 207944, 219759, 224068, 226083, 238524, 245752, 284394, 293012, 301444, 311916, 336102, 337909, 368628, 379192, 439518, 448136, 452166, 477048, 568788, 586024, 602888, 616187, 623832, 672204, 675818, 737256, 805783, 879036, 904332, 952289, 1013727, 1137576, 1232374, 1344408, 1351636, 1611566, 1758072, 1808664, 1848561, 1904578, 2027454, 2417349, 2464748, 2703272, 2856867, 3223132, 3697122, 3809156, 4054908, 4834698, 4929496, 5713734, 6446264, 7394244, 7618312, 8109816, 9669396, 10475179, 11427468, 14788488, 19338792, 20950358, 22854936, 31425537, 41900716, 62851074, 83801432, 125702148, 251404296]

約数ペア:

[(1, 251404296), (2, 125702148), (3, 83801432), (4, 62851074), (6, 41900716), (8, 31425537), (11, 22854936), (12, 20950358), (13, 19338792), (17, 14788488), (22, 11427468), (24, 10475179), (26, 9669396), (31, 8109816), (33, 7618312), (34, 7394244), (39, 6446264), (44, 5713734), (51, 4929496), (52, 4834698), (62, 4054908), (66, 3809156), (68, 3697122), (78, 3223132), (88, 2856867), (93, 2703272), (102, 2464748), (104, 2417349), (124, 2027454), (132, 1904578), (136, 1848561), (139, 1808664), (143, 1758072), (156, 1611566), (186, 1351636), (187, 1344408), (204, 1232374), (221, 1137576), (248, 1013727), (264, 952289), (278, 904332), (286, 879036), (312, 805783), (341, 737256), (372, 675818), (374, 672204), (403, 623832), (408, 616187), (417, 602888), (429, 586024), (442, 568788), (527, 477048), (556, 452166), (561, 448136), (572, 439518), (663, 379192), (682, 368628), (744, 337909), (748, 336102), (806, 311916), (834, 301444), (858, 293012), (884, 284394), (1023, 245752), (1054, 238524), (1112, 226083), (1122, 224068), (1144, 219759), (1209, 207944), (1326, 189596), (1364, 184314), (1496, 168051), (1529, 164424), (1581, 159016), (1612, 155958), (1668, 150722), (1716, 146506), (1768, 142197), (1807, 139128), (2046, 122876), (2108, 119262), (2244, 112034), (2363, 106392), (2418, 103972), (2431, 103416), (2652, 94798), (2728, 92157), (3058, 82212), (3162, 79508), (3224, 77979), (3336, 75361), (3432, 73253), (3614, 69564), (4092, 61438), (4216, 59631), (4309, 58344), (4433, 56712), (4488, 56017), (4587, 54808), (4726, 53196), (4836, 51986), (4862, 51708), (5304, 47399), (5421, 46376), (5797, 43368), (6116, 41106), (6324, 39754), (6851, 36696), (7089, 35464), (7228, 34782), (7293, 34472), (8184, 30719), (8618, 29172), (8866, 28356), (9174, 27404), (9452, 26598), (9672, 25993), (9724, 25854), (10842, 23188), (11594, 21684), (12232, 20553), (12648, 19877), (12927, 19448), (13299, 18904), (13702, 18348), (14178, 17732), (14456, 17391), (14586, 17236)]