661632504

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1021}}^1$

素因数の和:1141

約数の個数: 128

約数和(自身を含む): 1868052480

約数和(自身を除く): 1206419976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 67, 78, 93, 104, 124, 134, 156, 186, 201, 248, 268, 312, 372, 402, 403, 536, 744, 804, 806, 871, 1021, 1209, 1608, 1612, 1742, 2042, 2077, 2418, 2613, 3063, 3224, 3484, 4084, 4154, 4836, 5226, 6126, 6231, 6968, 8168, 8308, 9672, 10452, 12252, 12462, 13273, 16616, 20904, 24504, 24924, 26546, 27001, 31651, 39819, 49848, 53092, 54002, 63302, 68407, 79638, 81003, 94953, 106184, 108004, 126604, 136814, 159276, 162006, 189906, 205221, 216008, 253208, 273628, 318552, 324012, 379812, 410442, 411463, 547256, 648024, 759624, 820884, 822926, 889291, 1234389, 1641768, 1645852, 1778582, 2120617, 2468778, 2667873, 3291704, 3557164, 4241234, 4937556, 5335746, 6361851, 7114328, 8482468, 9875112, 10671492, 12723702, 16964936, 21342984, 25447404, 27568021, 50894808, 55136042, 82704063, 110272084, 165408126, 220544168, 330816252, 661632504]

約数ペア:

[(1, 661632504), (2, 330816252), (3, 220544168), (4, 165408126), (6, 110272084), (8, 82704063), (12, 55136042), (13, 50894808), (24, 27568021), (26, 25447404), (31, 21342984), (39, 16964936), (52, 12723702), (62, 10671492), (67, 9875112), (78, 8482468), (93, 7114328), (104, 6361851), (124, 5335746), (134, 4937556), (156, 4241234), (186, 3557164), (201, 3291704), (248, 2667873), (268, 2468778), (312, 2120617), (372, 1778582), (402, 1645852), (403, 1641768), (536, 1234389), (744, 889291), (804, 822926), (806, 820884), (871, 759624), (1021, 648024), (1209, 547256), (1608, 411463), (1612, 410442), (1742, 379812), (2042, 324012), (2077, 318552), (2418, 273628), (2613, 253208), (3063, 216008), (3224, 205221), (3484, 189906), (4084, 162006), (4154, 159276), (4836, 136814), (5226, 126604), (6126, 108004), (6231, 106184), (6968, 94953), (8168, 81003), (8308, 79638), (9672, 68407), (10452, 63302), (12252, 54002), (12462, 53092), (13273, 49848), (16616, 39819), (20904, 31651), (24504, 27001), (24924, 26546)]