645805888

素因数分解:

$2^6\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 224

約数和(自身を含む): 1684121600

約数和(自身を除く): 1038315712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 73, 91, 98, 104, 112, 124, 146, 182, 196, 208, 217, 224, 248, 292, 343, 364, 392, 403, 416, 434, 448, 496, 511, 584, 637, 686, 728, 784, 806, 832, 868, 949, 992, 1022, 1168, 1274, 1372, 1456, 1519, 1568, 1612, 1736, 1898, 1984, 2044, 2263, 2336, 2548, 2744, 2821, 2912, 3038, 3136, 3224, 3472, 3577, 3796, 4088, 4459, 4526, 4672, 5096, 5488, 5642, 5824, 6076, 6448, 6643, 6944, 7154, 7592, 8176, 8918, 9052, 10192, 10633, 10976, 11284, 12152, 12896, 13286, 13888, 14308, 15184, 15841, 16352, 17836, 18104, 19747, 20384, 21266, 21952, 22568, 24304, 25039, 25792, 26572, 28616, 29419, 30368, 31682, 32704, 35672, 36208, 39494, 40768, 42532, 45136, 46501, 48608, 50078, 53144, 57232, 58838, 60736, 63364, 71344, 72416, 78988, 85064, 90272, 93002, 97216, 100156, 106288, 110887, 114464, 117676, 126728, 138229, 142688, 144832, 157976, 170128, 180544, 186004, 200312, 205933, 212576, 221774, 228928, 235352, 253456, 276458, 285376, 315952, 325507, 340256, 372008, 400624, 411866, 425152, 443548, 470704, 506912, 552916, 631904, 651014, 680512, 744016, 776209, 801248, 823732, 887096, 941408, 1013824, 1105832, 1263808, 1302028, 1441531, 1488032, 1552418, 1602496, 1647464, 1774192, 1882816, 2211664, 2604056, 2883062, 2976064, 3104836, 3294928, 3548384, 4423328, 5208112, 5766124, 6209672, 6589856, 7096768, 8846656, 10090717, 10416224, 11532248, 12419344, 13179712, 20181434, 20832448, 23064496, 24838688, 40362868, 46128992, 49677376, 80725736, 92257984, 161451472, 322902944, 645805888]

約数ペア:

[(1, 645805888), (2, 322902944), (4, 161451472), (7, 92257984), (8, 80725736), (13, 49677376), (14, 46128992), (16, 40362868), (26, 24838688), (28, 23064496), (31, 20832448), (32, 20181434), (49, 13179712), (52, 12419344), (56, 11532248), (62, 10416224), (64, 10090717), (73, 8846656), (91, 7096768), (98, 6589856), (104, 6209672), (112, 5766124), (124, 5208112), (146, 4423328), (182, 3548384), (196, 3294928), (208, 3104836), (217, 2976064), (224, 2883062), (248, 2604056), (292, 2211664), (343, 1882816), (364, 1774192), (392, 1647464), (403, 1602496), (416, 1552418), (434, 1488032), (448, 1441531), (496, 1302028), (511, 1263808), (584, 1105832), (637, 1013824), (686, 941408), (728, 887096), (784, 823732), (806, 801248), (832, 776209), (868, 744016), (949, 680512), (992, 651014), (1022, 631904), (1168, 552916), (1274, 506912), (1372, 470704), (1456, 443548), (1519, 425152), (1568, 411866), (1612, 400624), (1736, 372008), (1898, 340256), (1984, 325507), (2044, 315952), (2263, 285376), (2336, 276458), (2548, 253456), (2744, 235352), (2821, 228928), (2912, 221774), (3038, 212576), (3136, 205933), (3224, 200312), (3472, 186004), (3577, 180544), (3796, 170128), (4088, 157976), (4459, 144832), (4526, 142688), (4672, 138229), (5096, 126728), (5488, 117676), (5642, 114464), (5824, 110887), (6076, 106288), (6448, 100156), (6643, 97216), (6944, 93002), (7154, 90272), (7592, 85064), (8176, 78988), (8918, 72416), (9052, 71344), (10192, 63364), (10633, 60736), (10976, 58838), (11284, 57232), (12152, 53144), (12896, 50078), (13286, 48608), (13888, 46501), (14308, 45136), (15184, 42532), (15841, 40768), (16352, 39494), (17836, 36208), (18104, 35672), (19747, 32704), (20384, 31682), (21266, 30368), (21952, 29419), (22568, 28616), (24304, 26572), (25039, 25792)]