31703210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 75841920

約数和(自身を除く): 44138710

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 121, 133, 154, 190, 197, 209, 242, 266, 385, 394, 418, 605, 665, 770, 847, 985, 1045, 1210, 1330, 1379, 1463, 1694, 1970, 2090, 2167, 2299, 2758, 2926, 3743, 4235, 4334, 4598, 6895, 7315, 7486, 8470, 10835, 11495, 13790, 14630, 15169, 16093, 18715, 21670, 22990, 23837, 26201, 30338, 32186, 37430, 41173, 47674, 52402, 75845, 80465, 82346, 119185, 131005, 151690, 160930, 166859, 205865, 238370, 262010, 288211, 333718, 411730, 452903, 576422, 834295, 905806, 1441055, 1668590, 2264515, 2882110, 3170321, 4529030, 6340642, 15851605, 31703210]

約数ペア:

[(1, 31703210), (2, 15851605), (5, 6340642), (7, 4529030), (10, 3170321), (11, 2882110), (14, 2264515), (19, 1668590), (22, 1441055), (35, 905806), (38, 834295), (55, 576422), (70, 452903), (77, 411730), (95, 333718), (110, 288211), (121, 262010), (133, 238370), (154, 205865), (190, 166859), (197, 160930), (209, 151690), (242, 131005), (266, 119185), (385, 82346), (394, 80465), (418, 75845), (605, 52402), (665, 47674), (770, 41173), (847, 37430), (985, 32186), (1045, 30338), (1210, 26201), (1330, 23837), (1379, 22990), (1463, 21670), (1694, 18715), (1970, 16093), (2090, 15169), (2167, 14630), (2299, 13790), (2758, 11495), (2926, 10835), (3743, 8470), (4235, 7486), (4334, 7315), (4598, 6895)]