15597680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 44273952

約数和(自身を除く): 28676272

約数列:

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

約数ペア:

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