215060868

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 625584960

約数和(自身を除く): 410524092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 61, 66, 87, 99, 116, 122, 132, 174, 183, 198, 244, 261, 307, 319, 348, 366, 396, 522, 549, 614, 638, 671, 732, 921, 957, 1044, 1098, 1228, 1276, 1342, 1769, 1842, 1914, 2013, 2196, 2684, 2763, 2871, 3377, 3538, 3684, 3828, 4026, 5307, 5526, 5742, 6039, 6754, 7076, 8052, 8903, 10131, 10614, 11052, 11484, 12078, 13508, 15921, 17806, 18727, 19459, 20262, 21228, 24156, 26709, 30393, 31842, 35612, 37454, 38918, 40524, 53418, 56181, 58377, 60786, 63684, 74908, 77836, 80127, 97933, 106836, 112362, 116754, 121572, 160254, 168543, 175131, 195866, 205997, 224724, 233508, 293799, 320508, 337086, 350262, 391732, 411994, 543083, 587598, 617991, 674172, 700524, 823988, 881397, 1086166, 1175196, 1235982, 1629249, 1762794, 1853973, 2172332, 2471964, 3258498, 3525588, 3707946, 4887747, 5973913, 6516996, 7415892, 9775494, 11947826, 17921739, 19550988, 23895652, 35843478, 53765217, 71686956, 107530434, 215060868]

約数ペア:

[(1, 215060868), (2, 107530434), (3, 71686956), (4, 53765217), (6, 35843478), (9, 23895652), (11, 19550988), (12, 17921739), (18, 11947826), (22, 9775494), (29, 7415892), (33, 6516996), (36, 5973913), (44, 4887747), (58, 3707946), (61, 3525588), (66, 3258498), (87, 2471964), (99, 2172332), (116, 1853973), (122, 1762794), (132, 1629249), (174, 1235982), (183, 1175196), (198, 1086166), (244, 881397), (261, 823988), (307, 700524), (319, 674172), (348, 617991), (366, 587598), (396, 543083), (522, 411994), (549, 391732), (614, 350262), (638, 337086), (671, 320508), (732, 293799), (921, 233508), (957, 224724), (1044, 205997), (1098, 195866), (1228, 175131), (1276, 168543), (1342, 160254), (1769, 121572), (1842, 116754), (1914, 112362), (2013, 106836), (2196, 97933), (2684, 80127), (2763, 77836), (2871, 74908), (3377, 63684), (3538, 60786), (3684, 58377), (3828, 56181), (4026, 53418), (5307, 40524), (5526, 38918), (5742, 37454), (6039, 35612), (6754, 31842), (7076, 30393), (8052, 26709), (8903, 24156), (10131, 21228), (10614, 20262), (11052, 19459), (11484, 18727), (12078, 17806), (13508, 15921)]