256203948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:333

約数の個数: 216

約数和(自身を含む): 826147056

約数和(自身を除く): 569943108

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 49, 52, 66, 77, 78, 84, 91, 98, 121, 132, 143, 147, 154, 156, 182, 196, 231, 242, 273, 277, 286, 294, 308, 363, 364, 429, 462, 484, 539, 546, 554, 572, 588, 637, 726, 831, 847, 858, 924, 1001, 1078, 1092, 1108, 1274, 1452, 1573, 1617, 1662, 1694, 1716, 1911, 1939, 2002, 2156, 2541, 2548, 3003, 3047, 3146, 3234, 3324, 3388, 3601, 3822, 3878, 4004, 4719, 5082, 5817, 5929, 6006, 6094, 6292, 6468, 7007, 7202, 7644, 7756, 9141, 9438, 10164, 10803, 11011, 11634, 11858, 12012, 12188, 13573, 14014, 14404, 17787, 18282, 18876, 21021, 21329, 21606, 22022, 23268, 23716, 25207, 27146, 28028, 33033, 33517, 35574, 36564, 39611, 40719, 42042, 42658, 43212, 44044, 50414, 54292, 63987, 66066, 67034, 71148, 75621, 77077, 79222, 81438, 84084, 85316, 100551, 100828, 118833, 127974, 132132, 134068, 149303, 151242, 154154, 158444, 162876, 176449, 201102, 231231, 234619, 237666, 255948, 277277, 298606, 302484, 308308, 352898, 402204, 435721, 447909, 462462, 469238, 475332, 529347, 554554, 597212, 703857, 705796, 831831, 871442, 895818, 924924, 938476, 1058694, 1109108, 1307163, 1407714, 1642333, 1663662, 1742884, 1791636, 1940939, 2117388, 2614326, 2815428, 3050047, 3284666, 3327324, 3881878, 4926999, 5228652, 5822817, 6100094, 6569332, 7763756, 9150141, 9853998, 11645634, 12200188, 18300282, 19707996, 21350329, 23291268, 36600564, 42700658, 64050987, 85401316, 128101974, 256203948]

約数ペア:

[(1, 256203948), (2, 128101974), (3, 85401316), (4, 64050987), (6, 42700658), (7, 36600564), (11, 23291268), (12, 21350329), (13, 19707996), (14, 18300282), (21, 12200188), (22, 11645634), (26, 9853998), (28, 9150141), (33, 7763756), (39, 6569332), (42, 6100094), (44, 5822817), (49, 5228652), (52, 4926999), (66, 3881878), (77, 3327324), (78, 3284666), (84, 3050047), (91, 2815428), (98, 2614326), (121, 2117388), (132, 1940939), (143, 1791636), (147, 1742884), (154, 1663662), (156, 1642333), (182, 1407714), (196, 1307163), (231, 1109108), (242, 1058694), (273, 938476), (277, 924924), (286, 895818), (294, 871442), (308, 831831), (363, 705796), (364, 703857), (429, 597212), (462, 554554), (484, 529347), (539, 475332), (546, 469238), (554, 462462), (572, 447909), (588, 435721), (637, 402204), (726, 352898), (831, 308308), (847, 302484), (858, 298606), (924, 277277), (1001, 255948), (1078, 237666), (1092, 234619), (1108, 231231), (1274, 201102), (1452, 176449), (1573, 162876), (1617, 158444), (1662, 154154), (1694, 151242), (1716, 149303), (1911, 134068), (1939, 132132), (2002, 127974), (2156, 118833), (2541, 100828), (2548, 100551), (3003, 85316), (3047, 84084), (3146, 81438), (3234, 79222), (3324, 77077), (3388, 75621), (3601, 71148), (3822, 67034), (3878, 66066), (4004, 63987), (4719, 54292), (5082, 50414), (5817, 44044), (5929, 43212), (6006, 42658), (6094, 42042), (6292, 40719), (6468, 39611), (7007, 36564), (7202, 35574), (7644, 33517), (7756, 33033), (9141, 28028), (9438, 27146), (10164, 25207), (10803, 23716), (11011, 23268), (11634, 22022), (11858, 21606), (12012, 21329), (12188, 21021), (13573, 18876), (14014, 18282), (14404, 17787)]