155719840

素因数分解:

$2^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2711}}^1$

素因数の和:3085

約数の個数: 48

約数和(自身を含む): 369048960

約数和(自身を除く): 213329120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 359, 718, 1436, 1795, 2711, 2872, 3590, 5422, 5744, 7180, 10844, 11488, 13555, 14360, 21688, 27110, 28720, 43376, 54220, 57440, 86752, 108440, 216880, 433760, 973249, 1946498, 3892996, 4866245, 7785992, 9732490, 15571984, 19464980, 31143968, 38929960, 77859920, 155719840]

約数ペア:

[(1, 155719840), (2, 77859920), (4, 38929960), (5, 31143968), (8, 19464980), (10, 15571984), (16, 9732490), (20, 7785992), (32, 4866245), (40, 3892996), (80, 1946498), (160, 973249), (359, 433760), (718, 216880), (1436, 108440), (1795, 86752), (2711, 57440), (2872, 54220), (3590, 43376), (5422, 28720), (5744, 27110), (7180, 21688), (10844, 14360), (11488, 13555)]