201764280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1$

素因数の和:1861

約数の個数: 128

約数和(自身を含む): 647377920

約数和(自身を除く): 445613640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 690, 820, 920, 943, 984, 1230, 1380, 1640, 1783, 1886, 2460, 2760, 2829, 3566, 3772, 4715, 4920, 5349, 5658, 7132, 7544, 8915, 9430, 10698, 11316, 14145, 14264, 17830, 18860, 21396, 22632, 26745, 28290, 35660, 37720, 41009, 42792, 53490, 56580, 71320, 73103, 82018, 106980, 113160, 123027, 146206, 164036, 205045, 213960, 219309, 246054, 292412, 328072, 365515, 410090, 438618, 492108, 584824, 615135, 731030, 820180, 877236, 984216, 1096545, 1230270, 1462060, 1640360, 1681369, 1754472, 2193090, 2460540, 2924120, 3362738, 4386180, 4921080, 5044107, 6725476, 8406845, 8772360, 10088214, 13450952, 16813690, 20176428, 25220535, 33627380, 40352856, 50441070, 67254760, 100882140, 201764280]

約数ペア:

[(1, 201764280), (2, 100882140), (3, 67254760), (4, 50441070), (5, 40352856), (6, 33627380), (8, 25220535), (10, 20176428), (12, 16813690), (15, 13450952), (20, 10088214), (23, 8772360), (24, 8406845), (30, 6725476), (40, 5044107), (41, 4921080), (46, 4386180), (60, 3362738), (69, 2924120), (82, 2460540), (92, 2193090), (115, 1754472), (120, 1681369), (123, 1640360), (138, 1462060), (164, 1230270), (184, 1096545), (205, 984216), (230, 877236), (246, 820180), (276, 731030), (328, 615135), (345, 584824), (410, 492108), (460, 438618), (492, 410090), (552, 365515), (615, 328072), (690, 292412), (820, 246054), (920, 219309), (943, 213960), (984, 205045), (1230, 164036), (1380, 146206), (1640, 123027), (1783, 113160), (1886, 106980), (2460, 82018), (2760, 73103), (2829, 71320), (3566, 56580), (3772, 53490), (4715, 42792), (4920, 41009), (5349, 37720), (5658, 35660), (7132, 28290), (7544, 26745), (8915, 22632), (9430, 21396), (10698, 18860), (11316, 17830), (14145, 14264)]