128786256

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:593

約数の個数: 120

約数和(自身を含む): 383913920

約数和(自身を除く): 255127664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 103, 114, 144, 152, 171, 206, 228, 304, 309, 342, 412, 456, 457, 618, 684, 824, 912, 914, 927, 1236, 1368, 1371, 1648, 1828, 1854, 1957, 2472, 2736, 2742, 3656, 3708, 3914, 4113, 4944, 5484, 5871, 7312, 7416, 7828, 8226, 8683, 10968, 11742, 14832, 15656, 16452, 17366, 17613, 21936, 23484, 26049, 31312, 32904, 34732, 35226, 46968, 47071, 52098, 65808, 69464, 70452, 78147, 93936, 94142, 104196, 138928, 140904, 141213, 156294, 188284, 208392, 281808, 282426, 312588, 376568, 416784, 423639, 564852, 625176, 753136, 847278, 894349, 1129704, 1250352, 1694556, 1788698, 2259408, 2683047, 3389112, 3577396, 5366094, 6778224, 7154792, 8049141, 10732188, 14309584, 16098282, 21464376, 32196564, 42928752, 64393128, 128786256]

約数ペア:

[(1, 128786256), (2, 64393128), (3, 42928752), (4, 32196564), (6, 21464376), (8, 16098282), (9, 14309584), (12, 10732188), (16, 8049141), (18, 7154792), (19, 6778224), (24, 5366094), (36, 3577396), (38, 3389112), (48, 2683047), (57, 2259408), (72, 1788698), (76, 1694556), (103, 1250352), (114, 1129704), (144, 894349), (152, 847278), (171, 753136), (206, 625176), (228, 564852), (304, 423639), (309, 416784), (342, 376568), (412, 312588), (456, 282426), (457, 281808), (618, 208392), (684, 188284), (824, 156294), (912, 141213), (914, 140904), (927, 138928), (1236, 104196), (1368, 94142), (1371, 93936), (1648, 78147), (1828, 70452), (1854, 69464), (1957, 65808), (2472, 52098), (2736, 47071), (2742, 46968), (3656, 35226), (3708, 34732), (3914, 32904), (4113, 31312), (4944, 26049), (5484, 23484), (5871, 21936), (7312, 17613), (7416, 17366), (7828, 16452), (8226, 15656), (8683, 14832), (10968, 11742)]