217035784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 506520000

約数和(自身を除く): 289484216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 37, 38, 56, 74, 76, 133, 148, 149, 152, 259, 266, 296, 298, 518, 532, 596, 703, 1036, 1043, 1064, 1192, 1369, 1406, 2072, 2086, 2738, 2812, 2831, 4172, 4921, 5476, 5513, 5624, 5662, 8344, 9583, 9842, 10952, 11026, 11324, 19166, 19684, 19817, 22052, 22648, 26011, 38332, 38591, 39368, 39634, 44104, 52022, 76664, 77182, 79268, 104044, 104747, 154364, 158536, 182077, 203981, 208088, 209494, 308728, 364154, 407962, 418988, 728308, 733229, 815924, 837976, 1427867, 1456616, 1466458, 1631848, 2855734, 2932916, 3875639, 5711468, 5865832, 7751278, 11422936, 15502556, 27129473, 31005112, 54258946, 108517892, 217035784]

約数ペア:

[(1, 217035784), (2, 108517892), (4, 54258946), (7, 31005112), (8, 27129473), (14, 15502556), (19, 11422936), (28, 7751278), (37, 5865832), (38, 5711468), (56, 3875639), (74, 2932916), (76, 2855734), (133, 1631848), (148, 1466458), (149, 1456616), (152, 1427867), (259, 837976), (266, 815924), (296, 733229), (298, 728308), (518, 418988), (532, 407962), (596, 364154), (703, 308728), (1036, 209494), (1043, 208088), (1064, 203981), (1192, 182077), (1369, 158536), (1406, 154364), (2072, 104747), (2086, 104044), (2738, 79268), (2812, 77182), (2831, 76664), (4172, 52022), (4921, 44104), (5476, 39634), (5513, 39368), (5624, 38591), (5662, 38332), (8344, 26011), (9583, 22648), (9842, 22052), (10952, 19817), (11026, 19684), (11324, 19166)]