1520921528

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1668

約数の個数: 64

約数和(自身を含む): 3308152320

約数和(自身を除く): 1787230792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 151, 262, 302, 524, 604, 917, 1048, 1057, 1208, 1373, 1834, 2114, 2746, 3668, 4228, 5492, 7336, 8456, 9611, 10984, 19222, 19781, 38444, 39562, 76888, 79124, 138467, 158248, 179863, 207323, 276934, 359726, 414646, 553868, 719452, 829292, 1107736, 1259041, 1438904, 1451261, 1658584, 2518082, 2902522, 5036164, 5805044, 10072328, 11610088, 27159313, 54318626, 108637252, 190115191, 217274504, 380230382, 760460764, 1520921528]

約数ペア:

[(1, 1520921528), (2, 760460764), (4, 380230382), (7, 217274504), (8, 190115191), (14, 108637252), (28, 54318626), (56, 27159313), (131, 11610088), (151, 10072328), (262, 5805044), (302, 5036164), (524, 2902522), (604, 2518082), (917, 1658584), (1048, 1451261), (1057, 1438904), (1208, 1259041), (1373, 1107736), (1834, 829292), (2114, 719452), (2746, 553868), (3668, 414646), (4228, 359726), (5492, 276934), (7336, 207323), (8456, 179863), (9611, 158248), (10984, 138467), (19222, 79124), (19781, 76888), (38444, 39562)]