389343136

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 192

約数和(自身を含む): 1029611520

約数和(自身を除く): 640268384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 38, 52, 56, 62, 76, 91, 104, 112, 124, 133, 152, 182, 208, 217, 224, 227, 247, 248, 266, 304, 364, 403, 416, 434, 454, 494, 496, 532, 589, 608, 728, 806, 868, 908, 988, 992, 1064, 1178, 1456, 1589, 1612, 1729, 1736, 1816, 1976, 2128, 2356, 2821, 2912, 2951, 3178, 3224, 3458, 3472, 3632, 3952, 4123, 4256, 4313, 4712, 5642, 5902, 6356, 6448, 6916, 6944, 7037, 7264, 7657, 7904, 8246, 8626, 9424, 11284, 11804, 12712, 12896, 13832, 14074, 15314, 16492, 17252, 18848, 20657, 22568, 23608, 25424, 27664, 28148, 30191, 30628, 32984, 34504, 41314, 45136, 47216, 49259, 50848, 53599, 55328, 56069, 56296, 60382, 61256, 65968, 69008, 82628, 90272, 91481, 94432, 98518, 107198, 112138, 112592, 120764, 122512, 131936, 133703, 138016, 165256, 182962, 197036, 214396, 224276, 225184, 241528, 245024, 267406, 330512, 365924, 392483, 394072, 428792, 448552, 483056, 534812, 640367, 661024, 731848, 784966, 788144, 857584, 897104, 935921, 966112, 1069624, 1280734, 1463696, 1569932, 1576288, 1715168, 1738139, 1794208, 1871842, 2139248, 2561468, 2927392, 3139864, 3476278, 3743684, 4278496, 5122936, 6279728, 6952556, 7487368, 10245872, 12166973, 12559456, 13905112, 14974736, 20491744, 24333946, 27810224, 29949472, 48667892, 55620448, 97335784, 194671568, 389343136]

約数ペア:

[(1, 389343136), (2, 194671568), (4, 97335784), (7, 55620448), (8, 48667892), (13, 29949472), (14, 27810224), (16, 24333946), (19, 20491744), (26, 14974736), (28, 13905112), (31, 12559456), (32, 12166973), (38, 10245872), (52, 7487368), (56, 6952556), (62, 6279728), (76, 5122936), (91, 4278496), (104, 3743684), (112, 3476278), (124, 3139864), (133, 2927392), (152, 2561468), (182, 2139248), (208, 1871842), (217, 1794208), (224, 1738139), (227, 1715168), (247, 1576288), (248, 1569932), (266, 1463696), (304, 1280734), (364, 1069624), (403, 966112), (416, 935921), (434, 897104), (454, 857584), (494, 788144), (496, 784966), (532, 731848), (589, 661024), (608, 640367), (728, 534812), (806, 483056), (868, 448552), (908, 428792), (988, 394072), (992, 392483), (1064, 365924), (1178, 330512), (1456, 267406), (1589, 245024), (1612, 241528), (1729, 225184), (1736, 224276), (1816, 214396), (1976, 197036), (2128, 182962), (2356, 165256), (2821, 138016), (2912, 133703), (2951, 131936), (3178, 122512), (3224, 120764), (3458, 112592), (3472, 112138), (3632, 107198), (3952, 98518), (4123, 94432), (4256, 91481), (4313, 90272), (4712, 82628), (5642, 69008), (5902, 65968), (6356, 61256), (6448, 60382), (6916, 56296), (6944, 56069), (7037, 55328), (7264, 53599), (7657, 50848), (7904, 49259), (8246, 47216), (8626, 45136), (9424, 41314), (11284, 34504), (11804, 32984), (12712, 30628), (12896, 30191), (13832, 28148), (14074, 27664), (15314, 25424), (16492, 23608), (17252, 22568), (18848, 20657)]