188386720

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^2$

素因数の和:342

約数の個数: 72

約数和(自身を含む): 454740804

約数和(自身を除く): 266354084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 127, 146, 160, 254, 292, 365, 508, 584, 635, 730, 1016, 1168, 1270, 1460, 2032, 2336, 2540, 2920, 4064, 5080, 5840, 9271, 10160, 11680, 16129, 18542, 20320, 32258, 37084, 46355, 64516, 74168, 80645, 92710, 129032, 148336, 161290, 185420, 258064, 296672, 322580, 370840, 516128, 645160, 741680, 1177417, 1290320, 1483360, 2354834, 2580640, 4709668, 5887085, 9419336, 11774170, 18838672, 23548340, 37677344, 47096680, 94193360, 188386720]

約数ペア:

[(1, 188386720), (2, 94193360), (4, 47096680), (5, 37677344), (8, 23548340), (10, 18838672), (16, 11774170), (20, 9419336), (32, 5887085), (40, 4709668), (73, 2580640), (80, 2354834), (127, 1483360), (146, 1290320), (160, 1177417), (254, 741680), (292, 645160), (365, 516128), (508, 370840), (584, 322580), (635, 296672), (730, 258064), (1016, 185420), (1168, 161290), (1270, 148336), (1460, 129032), (2032, 92710), (2336, 80645), (2540, 74168), (2920, 64516), (4064, 46355), (5080, 37084), (5840, 32258), (9271, 20320), (10160, 18542), (11680, 16129)]