254806552

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:761

約数の個数: 128

約数和(自身を含む): 656087040

約数和(自身を除く): 401280488

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 47, 52, 56, 77, 88, 91, 94, 104, 143, 154, 182, 188, 286, 308, 329, 364, 376, 517, 572, 611, 616, 658, 677, 728, 1001, 1034, 1144, 1222, 1316, 1354, 2002, 2068, 2444, 2632, 2708, 3619, 4004, 4136, 4277, 4739, 4888, 5416, 6721, 7238, 7447, 8008, 8554, 8801, 9478, 13442, 14476, 14894, 17108, 17602, 18956, 26884, 28952, 29788, 31819, 34216, 35204, 37912, 47047, 52129, 53768, 59576, 61607, 63638, 70408, 94094, 96811, 104258, 123214, 127276, 188188, 193622, 208516, 222733, 246428, 254552, 350009, 376376, 387244, 413647, 417032, 445466, 492856, 677677, 700018, 774488, 827294, 890932, 1355354, 1400036, 1654588, 1781864, 2450063, 2710708, 2800072, 2895529, 3309176, 4550117, 4900126, 5421416, 5791058, 9100234, 9800252, 11582116, 18200468, 19600504, 23164232, 31850819, 36400936, 63701638, 127403276, 254806552]

約数ペア:

[(1, 254806552), (2, 127403276), (4, 63701638), (7, 36400936), (8, 31850819), (11, 23164232), (13, 19600504), (14, 18200468), (22, 11582116), (26, 9800252), (28, 9100234), (44, 5791058), (47, 5421416), (52, 4900126), (56, 4550117), (77, 3309176), (88, 2895529), (91, 2800072), (94, 2710708), (104, 2450063), (143, 1781864), (154, 1654588), (182, 1400036), (188, 1355354), (286, 890932), (308, 827294), (329, 774488), (364, 700018), (376, 677677), (517, 492856), (572, 445466), (611, 417032), (616, 413647), (658, 387244), (677, 376376), (728, 350009), (1001, 254552), (1034, 246428), (1144, 222733), (1222, 208516), (1316, 193622), (1354, 188188), (2002, 127276), (2068, 123214), (2444, 104258), (2632, 96811), (2708, 94094), (3619, 70408), (4004, 63638), (4136, 61607), (4277, 59576), (4739, 53768), (4888, 52129), (5416, 47047), (6721, 37912), (7238, 35204), (7447, 34216), (8008, 31819), (8554, 29788), (8801, 28952), (9478, 26884), (13442, 18956), (14476, 17602), (14894, 17108)]