217131936

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1547

約数の個数: 144

約数和(自身を含む): 684875520

約数和(自身を除く): 467743584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 196, 217, 224, 248, 294, 336, 372, 392, 434, 496, 588, 651, 672, 744, 784, 868, 992, 1176, 1302, 1488, 1489, 1519, 1568, 1736, 2352, 2604, 2976, 2978, 3038, 3472, 4467, 4557, 4704, 5208, 5956, 6076, 6944, 8934, 9114, 10416, 10423, 11912, 12152, 17868, 18228, 20832, 20846, 23824, 24304, 31269, 35736, 36456, 41692, 46159, 47648, 48608, 62538, 71472, 72912, 72961, 83384, 92318, 125076, 138477, 142944, 145824, 145922, 166768, 184636, 218883, 250152, 276954, 291844, 323113, 333536, 369272, 437766, 500304, 553908, 583688, 646226, 738544, 875532, 969339, 1000608, 1107816, 1167376, 1292452, 1477088, 1751064, 1938678, 2215632, 2261791, 2334752, 2584904, 3502128, 3877356, 4431264, 4523582, 5169808, 6785373, 7004256, 7754712, 9047164, 10339616, 13570746, 15509424, 18094328, 27141492, 31018848, 36188656, 54282984, 72377312, 108565968, 217131936]

約数ペア:

[(1, 217131936), (2, 108565968), (3, 72377312), (4, 54282984), (6, 36188656), (7, 31018848), (8, 27141492), (12, 18094328), (14, 15509424), (16, 13570746), (21, 10339616), (24, 9047164), (28, 7754712), (31, 7004256), (32, 6785373), (42, 5169808), (48, 4523582), (49, 4431264), (56, 3877356), (62, 3502128), (84, 2584904), (93, 2334752), (96, 2261791), (98, 2215632), (112, 1938678), (124, 1751064), (147, 1477088), (168, 1292452), (186, 1167376), (196, 1107816), (217, 1000608), (224, 969339), (248, 875532), (294, 738544), (336, 646226), (372, 583688), (392, 553908), (434, 500304), (496, 437766), (588, 369272), (651, 333536), (672, 323113), (744, 291844), (784, 276954), (868, 250152), (992, 218883), (1176, 184636), (1302, 166768), (1488, 145922), (1489, 145824), (1519, 142944), (1568, 138477), (1736, 125076), (2352, 92318), (2604, 83384), (2976, 72961), (2978, 72912), (3038, 71472), (3472, 62538), (4467, 48608), (4557, 47648), (4704, 46159), (5208, 41692), (5956, 36456), (6076, 35736), (6944, 31269), (8934, 24304), (9114, 23824), (10416, 20846), (10423, 20832), (11912, 18228), (12152, 17868)]