647323152

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2221

約数の個数: 160

約数和(自身を含む): 2041774080

約数和(自身を除く): 1394450928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 31, 42, 48, 56, 58, 62, 84, 87, 93, 112, 116, 124, 168, 174, 186, 203, 217, 232, 248, 336, 348, 372, 406, 434, 464, 496, 609, 651, 696, 744, 812, 868, 899, 1218, 1302, 1392, 1488, 1624, 1736, 1798, 2143, 2436, 2604, 2697, 3248, 3472, 3596, 4286, 4872, 5208, 5394, 6293, 6429, 7192, 8572, 9744, 10416, 10788, 12586, 12858, 14384, 15001, 17144, 18879, 21576, 25172, 25716, 30002, 34288, 37758, 43152, 45003, 50344, 51432, 60004, 62147, 66433, 75516, 90006, 100688, 102864, 120008, 124294, 132866, 151032, 180012, 186441, 199299, 240016, 248588, 265732, 302064, 360024, 372882, 398598, 435029, 465031, 497176, 531464, 720048, 745764, 797196, 870058, 930062, 994352, 1062928, 1305087, 1395093, 1491528, 1594392, 1740116, 1860124, 1926557, 2610174, 2790186, 2983056, 3188784, 3480232, 3720248, 3853114, 5220348, 5580372, 5779671, 6960464, 7440496, 7706228, 10440696, 11160744, 11559342, 13485899, 15412456, 20881392, 22321488, 23118684, 26971798, 30824912, 40457697, 46237368, 53943596, 80915394, 92474736, 107887192, 161830788, 215774384, 323661576, 647323152]

約数ペア:

[(1, 647323152), (2, 323661576), (3, 215774384), (4, 161830788), (6, 107887192), (7, 92474736), (8, 80915394), (12, 53943596), (14, 46237368), (16, 40457697), (21, 30824912), (24, 26971798), (28, 23118684), (29, 22321488), (31, 20881392), (42, 15412456), (48, 13485899), (56, 11559342), (58, 11160744), (62, 10440696), (84, 7706228), (87, 7440496), (93, 6960464), (112, 5779671), (116, 5580372), (124, 5220348), (168, 3853114), (174, 3720248), (186, 3480232), (203, 3188784), (217, 2983056), (232, 2790186), (248, 2610174), (336, 1926557), (348, 1860124), (372, 1740116), (406, 1594392), (434, 1491528), (464, 1395093), (496, 1305087), (609, 1062928), (651, 994352), (696, 930062), (744, 870058), (812, 797196), (868, 745764), (899, 720048), (1218, 531464), (1302, 497176), (1392, 465031), (1488, 435029), (1624, 398598), (1736, 372882), (1798, 360024), (2143, 302064), (2436, 265732), (2604, 248588), (2697, 240016), (3248, 199299), (3472, 186441), (3596, 180012), (4286, 151032), (4872, 132866), (5208, 124294), (5394, 120008), (6293, 102864), (6429, 100688), (7192, 90006), (8572, 75516), (9744, 66433), (10416, 62147), (10788, 60004), (12586, 51432), (12858, 50344), (14384, 45003), (15001, 43152), (17144, 37758), (18879, 34288), (21576, 30002), (25172, 25716)]