328297140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23087}}^1$

素因数の和:23181

約数の個数: 72

約数和(自身を含む): 1008483840

約数和(自身を除く): 680186700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 14220, 23087, 46174, 69261, 92348, 115435, 138522, 207783, 230870, 277044, 346305, 415566, 461740, 692610, 831132, 1038915, 1385220, 1823873, 2077830, 3647746, 4155660, 5471619, 7295492, 9119365, 10943238, 16414857, 18238730, 21886476, 27358095, 32829714, 36477460, 54716190, 65659428, 82074285, 109432380, 164148570, 328297140]

約数ペア:

[(1, 328297140), (2, 164148570), (3, 109432380), (4, 82074285), (5, 65659428), (6, 54716190), (9, 36477460), (10, 32829714), (12, 27358095), (15, 21886476), (18, 18238730), (20, 16414857), (30, 10943238), (36, 9119365), (45, 7295492), (60, 5471619), (79, 4155660), (90, 3647746), (158, 2077830), (180, 1823873), (237, 1385220), (316, 1038915), (395, 831132), (474, 692610), (711, 461740), (790, 415566), (948, 346305), (1185, 277044), (1422, 230870), (1580, 207783), (2370, 138522), (2844, 115435), (3555, 92348), (4740, 69261), (7110, 46174), (14220, 23087)]