66999856

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 174805776

約数和(自身を除く): 107805920

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 136, 154, 176, 187, 196, 238, 272, 308, 374, 392, 457, 476, 539, 616, 748, 784, 833, 914, 952, 1078, 1232, 1309, 1496, 1666, 1828, 1904, 2156, 2618, 2992, 3199, 3332, 3656, 4312, 5027, 5236, 6398, 6664, 7312, 7769, 8624, 9163, 10054, 10472, 12796, 13328, 15538, 18326, 20108, 20944, 22393, 25592, 31076, 35189, 36652, 40216, 44786, 51184, 54383, 62152, 70378, 73304, 80432, 85459, 89572, 108766, 124304, 140756, 146608, 170918, 179144, 217532, 246323, 281512, 341836, 358288, 380681, 435064, 492646, 563024, 598213, 683672, 761362, 870128, 985292, 1196426, 1367344, 1522724, 1970584, 2392852, 3045448, 3941168, 4187491, 4785704, 6090896, 8374982, 9571408, 16749964, 33499928, 66999856]

約数ペア:

[(1, 66999856), (2, 33499928), (4, 16749964), (7, 9571408), (8, 8374982), (11, 6090896), (14, 4785704), (16, 4187491), (17, 3941168), (22, 3045448), (28, 2392852), (34, 1970584), (44, 1522724), (49, 1367344), (56, 1196426), (68, 985292), (77, 870128), (88, 761362), (98, 683672), (112, 598213), (119, 563024), (136, 492646), (154, 435064), (176, 380681), (187, 358288), (196, 341836), (238, 281512), (272, 246323), (308, 217532), (374, 179144), (392, 170918), (457, 146608), (476, 140756), (539, 124304), (616, 108766), (748, 89572), (784, 85459), (833, 80432), (914, 73304), (952, 70378), (1078, 62152), (1232, 54383), (1309, 51184), (1496, 44786), (1666, 40216), (1828, 36652), (1904, 35189), (2156, 31076), (2618, 25592), (2992, 22393), (3199, 20944), (3332, 20108), (3656, 18326), (4312, 15538), (5027, 13328), (5236, 12796), (6398, 10472), (6664, 10054), (7312, 9163), (7769, 8624)]