172659520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:480

約数の個数: 112

約数和(自身を含む): 452664576

約数和(自身を除く): 280005056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 181, 220, 271, 320, 352, 362, 440, 542, 704, 724, 880, 905, 1084, 1355, 1448, 1760, 1810, 1991, 2168, 2710, 2896, 2981, 3520, 3620, 3982, 4336, 5420, 5792, 5962, 7240, 7964, 8672, 9955, 10840, 11584, 11924, 14480, 14905, 15928, 17344, 19910, 21680, 23848, 28960, 29810, 31856, 39820, 43360, 47696, 49051, 57920, 59620, 63712, 79640, 86720, 95392, 98102, 119240, 127424, 159280, 190784, 196204, 238480, 245255, 318560, 392408, 476960, 490510, 539561, 637120, 784816, 953920, 981020, 1079122, 1569632, 1962040, 2158244, 2697805, 3139264, 3924080, 4316488, 5395610, 7848160, 8632976, 10791220, 15696320, 17265952, 21582440, 34531904, 43164880, 86329760, 172659520]

約数ペア:

[(1, 172659520), (2, 86329760), (4, 43164880), (5, 34531904), (8, 21582440), (10, 17265952), (11, 15696320), (16, 10791220), (20, 8632976), (22, 7848160), (32, 5395610), (40, 4316488), (44, 3924080), (55, 3139264), (64, 2697805), (80, 2158244), (88, 1962040), (110, 1569632), (160, 1079122), (176, 981020), (181, 953920), (220, 784816), (271, 637120), (320, 539561), (352, 490510), (362, 476960), (440, 392408), (542, 318560), (704, 245255), (724, 238480), (880, 196204), (905, 190784), (1084, 159280), (1355, 127424), (1448, 119240), (1760, 98102), (1810, 95392), (1991, 86720), (2168, 79640), (2710, 63712), (2896, 59620), (2981, 57920), (3520, 49051), (3620, 47696), (3982, 43360), (4336, 39820), (5420, 31856), (5792, 29810), (5962, 28960), (7240, 23848), (7964, 21680), (8672, 19910), (9955, 17344), (10840, 15928), (11584, 14905), (11924, 14480)]