644687904

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4421}}^1$

素因数の和:4479

約数の個数: 144

約数和(自身を含む): 2032563456

約数和(自身を除く): 1387875552

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, 1519, 1568, 1736, 2352, 2604, 2976, 3038, 3472, 4421, 4557, 4704, 5208, 6076, 6944, 8842, 9114, 10416, 12152, 13263, 17684, 18228, 20832, 24304, 26526, 30947, 35368, 36456, 48608, 53052, 61894, 70736, 72912, 92841, 106104, 123788, 137051, 141472, 145824, 185682, 212208, 216629, 247576, 274102, 371364, 411153, 424416, 433258, 495152, 548204, 649887, 742728, 822306, 866516, 959357, 990304, 1096408, 1299774, 1485456, 1644612, 1733032, 1918714, 2192816, 2599548, 2878071, 2970912, 3289224, 3466064, 3837428, 4385632, 5199096, 5756142, 6578448, 6715499, 6932128, 7674856, 10398192, 11512284, 13156896, 13430998, 15349712, 20146497, 20796384, 23024568, 26861996, 30699424, 40292994, 46049136, 53723992, 80585988, 92098272, 107447984, 161171976, 214895968, 322343952, 644687904]

約数ペア:

[(1, 644687904), (2, 322343952), (3, 214895968), (4, 161171976), (6, 107447984), (7, 92098272), (8, 80585988), (12, 53723992), (14, 46049136), (16, 40292994), (21, 30699424), (24, 26861996), (28, 23024568), (31, 20796384), (32, 20146497), (42, 15349712), (48, 13430998), (49, 13156896), (56, 11512284), (62, 10398192), (84, 7674856), (93, 6932128), (96, 6715499), (98, 6578448), (112, 5756142), (124, 5199096), (147, 4385632), (168, 3837428), (186, 3466064), (196, 3289224), (217, 2970912), (224, 2878071), (248, 2599548), (294, 2192816), (336, 1918714), (372, 1733032), (392, 1644612), (434, 1485456), (496, 1299774), (588, 1096408), (651, 990304), (672, 959357), (744, 866516), (784, 822306), (868, 742728), (992, 649887), (1176, 548204), (1302, 495152), (1488, 433258), (1519, 424416), (1568, 411153), (1736, 371364), (2352, 274102), (2604, 247576), (2976, 216629), (3038, 212208), (3472, 185682), (4421, 145824), (4557, 141472), (4704, 137051), (5208, 123788), (6076, 106104), (6944, 92841), (8842, 72912), (9114, 70736), (10416, 61894), (12152, 53052), (13263, 48608), (17684, 36456), (18228, 35368), (20832, 30947), (24304, 26526)]