287295990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1787}}^1$

素因数の和:2053

約数の個数: 64

約数和(自身を含む): 722981376

約数和(自身を除く): 435685386

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 233, 345, 466, 690, 699, 1165, 1398, 1787, 2330, 3495, 3574, 5359, 5361, 6990, 8935, 10718, 10722, 16077, 17870, 26795, 26805, 32154, 41101, 53590, 53610, 80385, 82202, 123303, 160770, 205505, 246606, 411010, 416371, 616515, 832742, 1233030, 1249113, 2081855, 2498226, 4163710, 6245565, 9576533, 12491130, 19153066, 28729599, 47882665, 57459198, 95765330, 143647995, 287295990]

約数ペア:

[(1, 287295990), (2, 143647995), (3, 95765330), (5, 57459198), (6, 47882665), (10, 28729599), (15, 19153066), (23, 12491130), (30, 9576533), (46, 6245565), (69, 4163710), (115, 2498226), (138, 2081855), (230, 1249113), (233, 1233030), (345, 832742), (466, 616515), (690, 416371), (699, 411010), (1165, 246606), (1398, 205505), (1787, 160770), (2330, 123303), (3495, 82202), (3574, 80385), (5359, 53610), (5361, 53590), (6990, 41101), (8935, 32154), (10718, 26805), (10722, 26795), (16077, 17870)]