253183788

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 216

約数和(自身を含む): 805188384

約数和(自身を除く): 552004596

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 17, 18, 22, 26, 33, 34, 36, 39, 44, 51, 52, 66, 68, 78, 99, 102, 117, 121, 132, 143, 153, 156, 187, 198, 204, 221, 234, 242, 263, 286, 306, 363, 374, 396, 429, 442, 468, 484, 526, 561, 572, 612, 663, 726, 748, 789, 858, 884, 1052, 1089, 1122, 1287, 1326, 1452, 1573, 1578, 1683, 1716, 1989, 2057, 2178, 2244, 2367, 2431, 2574, 2652, 2893, 3146, 3156, 3366, 3419, 3978, 4114, 4356, 4471, 4719, 4734, 4862, 5148, 5786, 6171, 6292, 6732, 6838, 7293, 7956, 8228, 8679, 8942, 9438, 9468, 9724, 10257, 11572, 12342, 13413, 13676, 14157, 14586, 17358, 17884, 18513, 18876, 20514, 21879, 24684, 26037, 26741, 26826, 28314, 29172, 30771, 31823, 34716, 37026, 37609, 40239, 41028, 43758, 49181, 52074, 53482, 53652, 56628, 58123, 61542, 63646, 74052, 75218, 80223, 80478, 87516, 95469, 98362, 104148, 106964, 112827, 116246, 123084, 127292, 147543, 150436, 160446, 160956, 174369, 190938, 196724, 225654, 232492, 240669, 286407, 295086, 320892, 338481, 348738, 381876, 413699, 442629, 451308, 481338, 523107, 540991, 572814, 590172, 639353, 676962, 697476, 827398, 885258, 962676, 1046214, 1081982, 1145628, 1241097, 1278706, 1353924, 1622973, 1654796, 1770516, 1918059, 2092428, 2163964, 2482194, 2557412, 3245946, 3723291, 3836118, 4868919, 4964388, 5754177, 6491892, 7032883, 7446582, 7672236, 9737838, 11508354, 14065766, 14893164, 19475676, 21098649, 23016708, 28131532, 42197298, 63295947, 84394596, 126591894, 253183788]

約数ペア:

[(1, 253183788), (2, 126591894), (3, 84394596), (4, 63295947), (6, 42197298), (9, 28131532), (11, 23016708), (12, 21098649), (13, 19475676), (17, 14893164), (18, 14065766), (22, 11508354), (26, 9737838), (33, 7672236), (34, 7446582), (36, 7032883), (39, 6491892), (44, 5754177), (51, 4964388), (52, 4868919), (66, 3836118), (68, 3723291), (78, 3245946), (99, 2557412), (102, 2482194), (117, 2163964), (121, 2092428), (132, 1918059), (143, 1770516), (153, 1654796), (156, 1622973), (187, 1353924), (198, 1278706), (204, 1241097), (221, 1145628), (234, 1081982), (242, 1046214), (263, 962676), (286, 885258), (306, 827398), (363, 697476), (374, 676962), (396, 639353), (429, 590172), (442, 572814), (468, 540991), (484, 523107), (526, 481338), (561, 451308), (572, 442629), (612, 413699), (663, 381876), (726, 348738), (748, 338481), (789, 320892), (858, 295086), (884, 286407), (1052, 240669), (1089, 232492), (1122, 225654), (1287, 196724), (1326, 190938), (1452, 174369), (1573, 160956), (1578, 160446), (1683, 150436), (1716, 147543), (1989, 127292), (2057, 123084), (2178, 116246), (2244, 112827), (2367, 106964), (2431, 104148), (2574, 98362), (2652, 95469), (2893, 87516), (3146, 80478), (3156, 80223), (3366, 75218), (3419, 74052), (3978, 63646), (4114, 61542), (4356, 58123), (4471, 56628), (4719, 53652), (4734, 53482), (4862, 52074), (5148, 49181), (5786, 43758), (6171, 41028), (6292, 40239), (6732, 37609), (6838, 37026), (7293, 34716), (7956, 31823), (8228, 30771), (8679, 29172), (8942, 28314), (9438, 26826), (9468, 26741), (9724, 26037), (10257, 24684), (11572, 21879), (12342, 20514), (13413, 18876), (13676, 18513), (14157, 17884), (14586, 17358)]