209912783710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1\times {\mathrm{1669}}^1$

素因数の和:2306

約数の個数: 128

約数和(自身を含む): 454334054400

約数和(自身を除く): 244421270690

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 191, 230, 322, 382, 409, 805, 818, 955, 1337, 1610, 1669, 1910, 2045, 2674, 2863, 3338, 4090, 4393, 5726, 6685, 8345, 8786, 9407, 11683, 13370, 14315, 16690, 18814, 21965, 23366, 28630, 30751, 38387, 43930, 47035, 58415, 61502, 65849, 76774, 78119, 94070, 116830, 131698, 153755, 156238, 191935, 268709, 307510, 318779, 329245, 383870, 390595, 537418, 546833, 637558, 658490, 682621, 781190, 1093666, 1343545, 1365242, 1593895, 1796737, 2231453, 2687090, 2734165, 3187790, 3413105, 3593474, 4462906, 4778347, 5468330, 6826210, 7331917, 8983685, 9556694, 11157265, 12577159, 14663834, 15700283, 17967370, 22314530, 23891735, 25154318, 31400566, 36659585, 47783470, 51323419, 62885795, 73319170, 78501415, 102646838, 109901981, 125771590, 130380611, 157002830, 219803962, 256617095, 260761222, 513234190, 549509905, 651903055, 912664277, 1099019810, 1303806110, 1825328554, 2998754053, 4563321385, 5997508106, 9126642770, 14993770265, 20991278371, 29987540530, 41982556742, 104956391855, 209912783710]

約数ペア:

[(1, 209912783710), (2, 104956391855), (5, 41982556742), (7, 29987540530), (10, 20991278371), (14, 14993770265), (23, 9126642770), (35, 5997508106), (46, 4563321385), (70, 2998754053), (115, 1825328554), (161, 1303806110), (191, 1099019810), (230, 912664277), (322, 651903055), (382, 549509905), (409, 513234190), (805, 260761222), (818, 256617095), (955, 219803962), (1337, 157002830), (1610, 130380611), (1669, 125771590), (1910, 109901981), (2045, 102646838), (2674, 78501415), (2863, 73319170), (3338, 62885795), (4090, 51323419), (4393, 47783470), (5726, 36659585), (6685, 31400566), (8345, 25154318), (8786, 23891735), (9407, 22314530), (11683, 17967370), (13370, 15700283), (14315, 14663834), (16690, 12577159), (18814, 11157265), (21965, 9556694), (23366, 8983685), (28630, 7331917), (30751, 6826210), (38387, 5468330), (43930, 4778347), (47035, 4462906), (58415, 3593474), (61502, 3413105), (65849, 3187790), (76774, 2734165), (78119, 2687090), (94070, 2231453), (116830, 1796737), (131698, 1593895), (153755, 1365242), (156238, 1343545), (191935, 1093666), (268709, 781190), (307510, 682621), (318779, 658490), (329245, 637558), (383870, 546833), (390595, 537418)]