64728400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 173810304

約数和(自身を除く): 109081904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 47, 50, 55, 80, 88, 94, 100, 110, 176, 188, 200, 220, 235, 275, 313, 376, 400, 440, 470, 517, 550, 626, 752, 880, 940, 1034, 1100, 1175, 1252, 1565, 1880, 2068, 2200, 2350, 2504, 2585, 3130, 3443, 3760, 4136, 4400, 4700, 5008, 5170, 6260, 6886, 7825, 8272, 9400, 10340, 12520, 12925, 13772, 14711, 15650, 17215, 18800, 20680, 25040, 25850, 27544, 29422, 31300, 34430, 41360, 51700, 55088, 58844, 62600, 68860, 73555, 86075, 103400, 117688, 125200, 137720, 147110, 161821, 172150, 206800, 235376, 275440, 294220, 323642, 344300, 367775, 588440, 647284, 688600, 735550, 809105, 1176880, 1294568, 1377200, 1471100, 1618210, 2589136, 2942200, 3236420, 4045525, 5884400, 6472840, 8091050, 12945680, 16182100, 32364200, 64728400]

約数ペア:

[(1, 64728400), (2, 32364200), (4, 16182100), (5, 12945680), (8, 8091050), (10, 6472840), (11, 5884400), (16, 4045525), (20, 3236420), (22, 2942200), (25, 2589136), (40, 1618210), (44, 1471100), (47, 1377200), (50, 1294568), (55, 1176880), (80, 809105), (88, 735550), (94, 688600), (100, 647284), (110, 588440), (176, 367775), (188, 344300), (200, 323642), (220, 294220), (235, 275440), (275, 235376), (313, 206800), (376, 172150), (400, 161821), (440, 147110), (470, 137720), (517, 125200), (550, 117688), (626, 103400), (752, 86075), (880, 73555), (940, 68860), (1034, 62600), (1100, 58844), (1175, 55088), (1252, 51700), (1565, 41360), (1880, 34430), (2068, 31300), (2200, 29422), (2350, 27544), (2504, 25850), (2585, 25040), (3130, 20680), (3443, 18800), (3760, 17215), (4136, 15650), (4400, 14711), (4700, 13772), (5008, 12925), (5170, 12520), (6260, 10340), (6886, 9400), (7825, 8272)]