About the Number

1380457728

1380457727 ← → 1380457729

2進数表記:1010010010010000001110100000000

漢数字表記:十三億八千四十五万七千七百二十八

素因数分解:

2 8 × 3 6 × 13 1 × 569 1

素因数の和:616
約数の個数: 252
約数和(自身を含む): 4457013540
約数和(自身を除く): 3076555812

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 243, 256, 288, 312, 324, 351, 384, 416, 432, 468, 486, 569, 576, 624, 648, 702, 729, 768, 832, 864, 936, 972, 1053, 1138, 1152, 1248, 1296, 1404, 1458, 1664, 1707, 1728, 1872, 1944, 2106, 2276, 2304, 2496, 2592, 2808, 2916, 3159, 3328, 3414, 3456, 3744, 3888, 4212, 4552, 4992, 5121, 5184, 5616, 5832, 6318, 6828, 6912, 7397, 7488, 7776, 8424, 9104, 9477, 9984, 10242, 10368, 11232, 11664, 12636, 13656, 14794, 14976, 15363, 15552, 16848, 18208, 18954, 20484, 20736, 22191, 22464, 23328, 25272, 27312, 29588, 29952, 30726, 31104, 33696, 36416, 37908, 40968, 44382, 44928, 46089, 46656, 50544, 54624, 59176, 61452, 62208, 66573, 67392, 72832, 75816, 81936, 88764, 89856, 92178, 93312, 101088, 109248, 118352, 122904, 133146, 134784, 138267, 145664, 151632, 163872, 177528, 184356, 186624, 199719, 202176, 218496, 236704, 245808, 266292, 269568, 276534, 303264, 327744, 355056, 368712, 399438, 404352, 414801, 436992, 473408, 491616, 532584, 553068, 599157, 606528, 655488, 710112, 737424, 798876, 808704, 829602, 946816, 983232, 1065168, 1106136, 1198314, 1213056, 1310976, 1420224, 1474848, 1597752, 1659204, 1797471, 1893632, 1966464, 2130336, 2212272, 2396628, 2426112, 2840448, 2949696, 3195504, 3318408, 3594942, 3932928, 4260672, 4424544, 4793256, 5392413, 5680896, 5899392, 6391008, 6636816, 7189884, 8521344, 8849088, 9586512, 10784826, 11798784, 12782016, 13273632, 14379768, 17042688, 17698176, 19173024, 21569652, 25564032, 26547264, 28759536, 35396352, 38346048, 43139304, 51128064, 53094528, 57519072, 76692096, 86278608, 106189056, 115038144, 153384192, 172557216, 230076288, 345114432, 460152576, 690228864, 1380457728]

約数ペア:
[(1, 1380457728), (2, 690228864), (3, 460152576), (4, 345114432), (6, 230076288), (8, 172557216), (9, 153384192), (12, 115038144), (13, 106189056), (16, 86278608), (18, 76692096), (24, 57519072), (26, 53094528), (27, 51128064), (32, 43139304), (36, 38346048), (39, 35396352), (48, 28759536), (52, 26547264), (54, 25564032), (64, 21569652), (72, 19173024), (78, 17698176), (81, 17042688), (96, 14379768), (104, 13273632), (108, 12782016), (117, 11798784), (128, 10784826), (144, 9586512), (156, 8849088), (162, 8521344), (192, 7189884), (208, 6636816), (216, 6391008), (234, 5899392), (243, 5680896), (256, 5392413), (288, 4793256), (312, 4424544), (324, 4260672), (351, 3932928), (384, 3594942), (416, 3318408), (432, 3195504), (468, 2949696), (486, 2840448), (569, 2426112), (576, 2396628), (624, 2212272), (648, 2130336), (702, 1966464), (729, 1893632), (768, 1797471), (832, 1659204), (864, 1597752), (936, 1474848), (972, 1420224), (1053, 1310976), (1138, 1213056), (1152, 1198314), (1248, 1106136), (1296, 1065168), (1404, 983232), (1458, 946816), (1664, 829602), (1707, 808704), (1728, 798876), (1872, 737424), (1944, 710112), (2106, 655488), (2276, 606528), (2304, 599157), (2496, 553068), (2592, 532584), (2808, 491616), (2916, 473408), (3159, 436992), (3328, 414801), (3414, 404352), (3456, 399438), (3744, 368712), (3888, 355056), (4212, 327744), (4552, 303264), (4992, 276534), (5121, 269568), (5184, 266292), (5616, 245808), (5832, 236704), (6318, 218496), (6828, 202176), (6912, 199719), (7397, 186624), (7488, 184356), (7776, 177528), (8424, 163872), (9104, 151632), (9477, 145664), (9984, 138267), (10242, 134784), (10368, 133146), (11232, 122904), (11664, 118352), (12636, 109248), (13656, 101088), (14794, 93312), (14976, 92178), (15363, 89856), (15552, 88764), (16848, 81936), (18208, 75816), (18954, 72832), (20484, 67392), (20736, 66573), (22191, 62208), (22464, 61452), (23328, 59176), (25272, 54624), (27312, 50544), (29588, 46656), (29952, 46089), (30726, 44928), (31104, 44382), (33696, 40968), (36416, 37908)]

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