1286975872

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{353}}^1$

素因数の和:700

約数の個数: 128

約数和(自身を含む): 3174615360

約数和(自身を除く): 1887639488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 313, 353, 364, 416, 448, 626, 706, 728, 832, 896, 1252, 1412, 1456, 1664, 2191, 2471, 2504, 2824, 2912, 4069, 4382, 4589, 4942, 5008, 5648, 5824, 8138, 8764, 9178, 9884, 10016, 11296, 11648, 16276, 17528, 18356, 19768, 20032, 22592, 28483, 32123, 32552, 35056, 36712, 39536, 40064, 45184, 56966, 64246, 65104, 70112, 73424, 79072, 110489, 113932, 128492, 130208, 140224, 146848, 158144, 220978, 227864, 256984, 260416, 280448, 293696, 316288, 441956, 455728, 513968, 520832, 587392, 773423, 883912, 911456, 1027936, 1436357, 1546846, 1767824, 1822912, 2055872, 2872714, 3093692, 3535648, 3645824, 4111744, 5745428, 6187384, 7071296, 10054499, 11490856, 12374768, 14142592, 20108998, 22981712, 24749536, 40217996, 45963424, 49499072, 80435992, 91926848, 98998144, 160871984, 183853696, 321743968, 643487936, 1286975872]

約数ペア:

[(1, 1286975872), (2, 643487936), (4, 321743968), (7, 183853696), (8, 160871984), (13, 98998144), (14, 91926848), (16, 80435992), (26, 49499072), (28, 45963424), (32, 40217996), (52, 24749536), (56, 22981712), (64, 20108998), (91, 14142592), (104, 12374768), (112, 11490856), (128, 10054499), (182, 7071296), (208, 6187384), (224, 5745428), (313, 4111744), (353, 3645824), (364, 3535648), (416, 3093692), (448, 2872714), (626, 2055872), (706, 1822912), (728, 1767824), (832, 1546846), (896, 1436357), (1252, 1027936), (1412, 911456), (1456, 883912), (1664, 773423), (2191, 587392), (2471, 520832), (2504, 513968), (2824, 455728), (2912, 441956), (4069, 316288), (4382, 293696), (4589, 280448), (4942, 260416), (5008, 256984), (5648, 227864), (5824, 220978), (8138, 158144), (8764, 146848), (9178, 140224), (9884, 130208), (10016, 128492), (11296, 113932), (11648, 110489), (16276, 79072), (17528, 73424), (18356, 70112), (19768, 65104), (20032, 64246), (22592, 56966), (28483, 45184), (32123, 40064), (32552, 39536), (35056, 36712)]