1971847808

素因数分解:

$2^7\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 192

約数和(自身を含む): 4871550600

約数和(自身を除く): 2899702792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 37, 49, 56, 58, 64, 74, 98, 112, 116, 128, 148, 196, 203, 224, 232, 259, 293, 296, 392, 406, 448, 464, 518, 586, 592, 784, 812, 896, 928, 1036, 1073, 1172, 1184, 1421, 1568, 1624, 1813, 1856, 2051, 2072, 2146, 2344, 2368, 2842, 3136, 3248, 3626, 3712, 4102, 4144, 4292, 4688, 4736, 5684, 6272, 6496, 7252, 7511, 8204, 8288, 8497, 8584, 9376, 10841, 11368, 12992, 14357, 14504, 15022, 16408, 16576, 16994, 17168, 18752, 21682, 22736, 25984, 28714, 29008, 30044, 32816, 33152, 33988, 34336, 37504, 43364, 45472, 52577, 57428, 58016, 59479, 60088, 65632, 67976, 68672, 75887, 86728, 90944, 105154, 114856, 116032, 118958, 120176, 131264, 135952, 137344, 151774, 173456, 181888, 210308, 229712, 232064, 237916, 240352, 262528, 271904, 303548, 314389, 346912, 416353, 420616, 459424, 475832, 480704, 531209, 543808, 607096, 628778, 693824, 832706, 841232, 918848, 951664, 961408, 1062418, 1087616, 1214192, 1257556, 1387648, 1665412, 1682464, 1837696, 1903328, 2124836, 2200723, 2428384, 2515112, 3330824, 3364928, 3806656, 4249672, 4401446, 4856768, 5030224, 6661648, 6729856, 7613312, 8499344, 8802892, 9713536, 10060448, 13323296, 15405061, 16998688, 17605784, 20120896, 26646592, 30810122, 33997376, 35211568, 40241792, 53293184, 61620244, 67994752, 70423136, 123240488, 140846272, 246480976, 281692544, 492961952, 985923904, 1971847808]

約数ペア:

[(1, 1971847808), (2, 985923904), (4, 492961952), (7, 281692544), (8, 246480976), (14, 140846272), (16, 123240488), (28, 70423136), (29, 67994752), (32, 61620244), (37, 53293184), (49, 40241792), (56, 35211568), (58, 33997376), (64, 30810122), (74, 26646592), (98, 20120896), (112, 17605784), (116, 16998688), (128, 15405061), (148, 13323296), (196, 10060448), (203, 9713536), (224, 8802892), (232, 8499344), (259, 7613312), (293, 6729856), (296, 6661648), (392, 5030224), (406, 4856768), (448, 4401446), (464, 4249672), (518, 3806656), (586, 3364928), (592, 3330824), (784, 2515112), (812, 2428384), (896, 2200723), (928, 2124836), (1036, 1903328), (1073, 1837696), (1172, 1682464), (1184, 1665412), (1421, 1387648), (1568, 1257556), (1624, 1214192), (1813, 1087616), (1856, 1062418), (2051, 961408), (2072, 951664), (2146, 918848), (2344, 841232), (2368, 832706), (2842, 693824), (3136, 628778), (3248, 607096), (3626, 543808), (3712, 531209), (4102, 480704), (4144, 475832), (4292, 459424), (4688, 420616), (4736, 416353), (5684, 346912), (6272, 314389), (6496, 303548), (7252, 271904), (7511, 262528), (8204, 240352), (8288, 237916), (8497, 232064), (8584, 229712), (9376, 210308), (10841, 181888), (11368, 173456), (12992, 151774), (14357, 137344), (14504, 135952), (15022, 131264), (16408, 120176), (16576, 118958), (16994, 116032), (17168, 114856), (18752, 105154), (21682, 90944), (22736, 86728), (25984, 75887), (28714, 68672), (29008, 67976), (30044, 65632), (32816, 60088), (33152, 59479), (33988, 58016), (34336, 57428), (37504, 52577), (43364, 45472)]