1720608456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{443}}^1$

素因数の和:899

約数の個数: 128

約数和(自身を含む): 5021107200

約数和(自身を除く): 3300498744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 379, 427, 443, 488, 732, 758, 854, 886, 1137, 1281, 1329, 1464, 1516, 1708, 1772, 2274, 2562, 2653, 2658, 3032, 3101, 3416, 3544, 4548, 5124, 5306, 5316, 6202, 7959, 9096, 9303, 10248, 10612, 10632, 12404, 15918, 18606, 21224, 23119, 24808, 27023, 31836, 37212, 46238, 54046, 63672, 69357, 74424, 81069, 92476, 108092, 138714, 161833, 162138, 167897, 184952, 189161, 216184, 277428, 323666, 324276, 335794, 378322, 485499, 503691, 554856, 567483, 647332, 648552, 671588, 756644, 970998, 1007382, 1134966, 1175279, 1294664, 1343176, 1513288, 1941996, 2014764, 2269932, 2350558, 3525837, 3883992, 4029528, 4539864, 4701116, 7051674, 9402232, 10241717, 14103348, 20483434, 28206696, 30725151, 40966868, 61450302, 71692019, 81933736, 122900604, 143384038, 215076057, 245801208, 286768076, 430152114, 573536152, 860304228, 1720608456]

約数ペア:

[(1, 1720608456), (2, 860304228), (3, 573536152), (4, 430152114), (6, 286768076), (7, 245801208), (8, 215076057), (12, 143384038), (14, 122900604), (21, 81933736), (24, 71692019), (28, 61450302), (42, 40966868), (56, 30725151), (61, 28206696), (84, 20483434), (122, 14103348), (168, 10241717), (183, 9402232), (244, 7051674), (366, 4701116), (379, 4539864), (427, 4029528), (443, 3883992), (488, 3525837), (732, 2350558), (758, 2269932), (854, 2014764), (886, 1941996), (1137, 1513288), (1281, 1343176), (1329, 1294664), (1464, 1175279), (1516, 1134966), (1708, 1007382), (1772, 970998), (2274, 756644), (2562, 671588), (2653, 648552), (2658, 647332), (3032, 567483), (3101, 554856), (3416, 503691), (3544, 485499), (4548, 378322), (5124, 335794), (5306, 324276), (5316, 323666), (6202, 277428), (7959, 216184), (9096, 189161), (9303, 184952), (10248, 167897), (10612, 162138), (10632, 161833), (12404, 138714), (15918, 108092), (18606, 92476), (21224, 81069), (23119, 74424), (24808, 69357), (27023, 63672), (31836, 54046), (37212, 46238)]