668355588

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{967}}^1$

素因数の和:1313

約数の個数: 72

約数和(自身を含む): 1720887168

約数和(自身を除く): 1052531580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 263, 292, 438, 526, 657, 789, 876, 967, 1052, 1314, 1578, 1934, 2367, 2628, 2901, 3156, 3868, 4734, 5802, 8703, 9468, 11604, 17406, 19199, 34812, 38398, 57597, 70591, 76796, 115194, 141182, 172791, 211773, 230388, 254321, 282364, 345582, 423546, 508642, 635319, 691164, 762963, 847092, 1017284, 1270638, 1525926, 2288889, 2541276, 3051852, 4577778, 9155556, 18565433, 37130866, 55696299, 74261732, 111392598, 167088897, 222785196, 334177794, 668355588]

約数ペア:

[(1, 668355588), (2, 334177794), (3, 222785196), (4, 167088897), (6, 111392598), (9, 74261732), (12, 55696299), (18, 37130866), (36, 18565433), (73, 9155556), (146, 4577778), (219, 3051852), (263, 2541276), (292, 2288889), (438, 1525926), (526, 1270638), (657, 1017284), (789, 847092), (876, 762963), (967, 691164), (1052, 635319), (1314, 508642), (1578, 423546), (1934, 345582), (2367, 282364), (2628, 254321), (2901, 230388), (3156, 211773), (3868, 172791), (4734, 141182), (5802, 115194), (8703, 76796), (9468, 70591), (11604, 57597), (17406, 38398), (19199, 34812)]