31195360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 144

約数和(自身を含む): 89976096

約数和(自身を除く): 58780736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 173, 184, 196, 224, 230, 245, 280, 322, 346, 368, 392, 460, 490, 560, 644, 692, 736, 784, 805, 865, 920, 980, 1120, 1127, 1211, 1288, 1384, 1568, 1610, 1730, 1840, 1960, 2254, 2422, 2576, 2768, 3220, 3460, 3680, 3920, 3979, 4508, 4844, 5152, 5536, 5635, 6055, 6440, 6920, 7840, 7958, 8477, 9016, 9688, 11270, 12110, 12880, 13840, 15916, 16954, 18032, 19376, 19895, 22540, 24220, 25760, 27680, 27853, 31832, 33908, 36064, 38752, 39790, 42385, 45080, 48440, 55706, 63664, 67816, 79580, 84770, 90160, 96880, 111412, 127328, 135632, 139265, 159160, 169540, 180320, 193760, 194971, 222824, 271264, 278530, 318320, 339080, 389942, 445648, 557060, 636640, 678160, 779884, 891296, 974855, 1114120, 1356320, 1559768, 1949710, 2228240, 3119536, 3899420, 4456480, 6239072, 7798840, 15597680, 31195360]

約数ペア:

[(1, 31195360), (2, 15597680), (4, 7798840), (5, 6239072), (7, 4456480), (8, 3899420), (10, 3119536), (14, 2228240), (16, 1949710), (20, 1559768), (23, 1356320), (28, 1114120), (32, 974855), (35, 891296), (40, 779884), (46, 678160), (49, 636640), (56, 557060), (70, 445648), (80, 389942), (92, 339080), (98, 318320), (112, 278530), (115, 271264), (140, 222824), (160, 194971), (161, 193760), (173, 180320), (184, 169540), (196, 159160), (224, 139265), (230, 135632), (245, 127328), (280, 111412), (322, 96880), (346, 90160), (368, 84770), (392, 79580), (460, 67816), (490, 63664), (560, 55706), (644, 48440), (692, 45080), (736, 42385), (784, 39790), (805, 38752), (865, 36064), (920, 33908), (980, 31832), (1120, 27853), (1127, 27680), (1211, 25760), (1288, 24220), (1384, 22540), (1568, 19895), (1610, 19376), (1730, 18032), (1840, 16954), (1960, 15916), (2254, 13840), (2422, 12880), (2576, 12110), (2768, 11270), (3220, 9688), (3460, 9016), (3680, 8477), (3920, 7958), (3979, 7840), (4508, 6920), (4844, 6440), (5152, 6055), (5536, 5635)]